82974736

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{398917}}^1$

素因数の和:398938

約数の個数: 20

約数和(自身を含む): 173130412

約数和(自身を除く): 90155676

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 398917, 797834, 1595668, 3191336, 5185921, 6382672, 10371842, 20743684, 41487368, 82974736]

約数ペア:

[(1, 82974736), (2, 41487368), (4, 20743684), (8, 10371842), (13, 6382672), (16, 5185921), (26, 3191336), (52, 1595668), (104, 797834), (208, 398917)]