168995216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{812477}}^1$

素因数の和:812498

約数の個数: 20

約数和(自身を含む): 352615452

約数和(自身を除く): 183620236

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 812477, 1624954, 3249908, 6499816, 10562201, 12999632, 21124402, 42248804, 84497608, 168995216]

約数ペア:

[(1, 168995216), (2, 84497608), (4, 42248804), (8, 21124402), (13, 12999632), (16, 10562201), (26, 6499816), (52, 3249908), (104, 1624954), (208, 812477)]