20173779841

素因数分解:

${\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 21282018560

約数和(自身を除く): 1108238719

約数列:

[1, 37, 109, 151, 157, 211, 4033, 5587, 5809, 7807, 16459, 17113, 22999, 23707, 31861, 33127, 608983, 633181, 850963, 877159, 1178857, 1225699, 2584063, 3472849, 3610843, 5002177, 95610331, 128495413, 133601191, 185080549, 545237293, 20173779841]

約数ペア:

[(1, 20173779841), (37, 545237293), (109, 185080549), (151, 133601191), (157, 128495413), (211, 95610331), (4033, 5002177), (5587, 3610843), (5809, 3472849), (7807, 2584063), (16459, 1225699), (17113, 1178857), (22999, 877159), (23707, 850963), (31861, 633181), (33127, 608983)]