87905168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{422621}}^1$

素因数の和:422642

約数の個数: 20

約数和(自身を含む): 183417948

約数和(自身を除く): 95512780

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 422621, 845242, 1690484, 3380968, 5494073, 6761936, 10988146, 21976292, 43952584, 87905168]

約数ペア:

[(1, 87905168), (2, 43952584), (4, 21976292), (8, 10988146), (13, 6761936), (16, 5494073), (26, 3380968), (52, 1690484), (104, 845242), (208, 422621)]