<page_title> Superperfect number </page_title> <section_title> Generalizations </section_title> <table> <cell> 2, 4, 16, 64, 4096, 65536, 262144 <col_header> (m,k)-perfect numbers </col_header> </cell> <cell> A019279 <col_header> OEIS sequence </col_header> </cell> </table>
The perfect numbers are: 2, 4, 16, 64, 4096, 65536, 262144 (sequence A019279 in the OEIS).