Numbers that are equal to the sum of their anti-divisors.

Terms

a(0) =5a(1) =8a(2) =41a(3) =56a(4) =946a(5) =5186a(6) =6874a(7) =8104a(8) =17386a(9) =27024a(10) =84026a(11) =167786a(12) =2667584a(13) =4921776a(14) =27914146a(15) =505235234a(16) =3238952914a(17) =73600829714a(18) =455879783074a(19) =528080296234a(20) =673223621664