51694864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{248533}}^1$

素因数の和:248554

約数の個数: 20

約数和(自身を含む): 107863756

約数和(自身を除く): 56168892

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 248533, 497066, 994132, 1988264, 3230929, 3976528, 6461858, 12923716, 25847432, 51694864]

約数ペア:

[(1, 51694864), (2, 25847432), (4, 12923716), (8, 6461858), (13, 3976528), (16, 3230929), (26, 1988264), (52, 994132), (104, 497066), (208, 248533)]