61781168

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{34171}}^1$

素因数の和:34292

約数の個数: 20

約数和(自身を含む): 120763848

約数和(自身を除く): 58982680

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 34171, 68342, 136684, 273368, 546736, 3861323, 7722646, 15445292, 30890584, 61781168]

約数ペア:

[(1, 61781168), (2, 30890584), (4, 15445292), (8, 7722646), (16, 3861323), (113, 546736), (226, 273368), (452, 136684), (904, 68342), (1808, 34171)]