51695696

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{248537}}^1$

素因数の和:248558

約数の個数: 20

約数和(自身を含む): 107865492

約数和(自身を除く): 56169796

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 248537, 497074, 994148, 1988296, 3230981, 3976592, 6461962, 12923924, 25847848, 51695696]

約数ペア:

[(1, 51695696), (2, 25847848), (4, 12923924), (8, 6461962), (13, 3976592), (16, 3230981), (26, 1988296), (52, 994148), (104, 497074), (208, 248537)]