42628976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{204947}}^1$

素因数の和:204968

約数の個数: 20

約数和(自身を含む): 88947432

約数和(自身を除く): 46318456

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 204947, 409894, 819788, 1639576, 2664311, 3279152, 5328622, 10657244, 21314488, 42628976]

約数ペア:

[(1, 42628976), (2, 21314488), (4, 10657244), (8, 5328622), (13, 3279152), (16, 2664311), (26, 1639576), (52, 819788), (104, 409894), (208, 204947)]