Feel free to consult with a competent immigration lawyer in Canada. The only other, remotely possible, alternative is via H&C.
Basically, you are not eligible for PR status and you have obtained it by fraud.
Your family cannot be sponsored by virtue of IRPR Section 117 Subsection (9) para (d)
(9) A foreign national shall not be considered a member of the family class by virtue of their relationship to a sponsor if
(d) subject to subsection (10), the sponsor previously made an application for permanent residence and became a permanent resident and, at the time of that application, the foreign national was a non-accompanying family member of the sponsor and was not examined.