128614576

素因数分解:

$2^4\times {\mathrm{821}}^1\times {\mathrm{9791}}^1$

素因数の和:10620

約数の個数: 20

約数和(自身を含む): 249519744

約数和(自身を除く): 120905168

約数列:

[1, 2, 4, 8, 16, 821, 1642, 3284, 6568, 9791, 13136, 19582, 39164, 78328, 156656, 8038411, 16076822, 32153644, 64307288, 128614576]

約数ペア:

[(1, 128614576), (2, 64307288), (4, 32153644), (8, 16076822), (16, 8038411), (821, 156656), (1642, 78328), (3284, 39164), (6568, 19582), (9791, 13136)]