20089372

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{911}}^1$

素因数の和:1101

約数の個数: 24

約数和(自身を含む): 36388800

約数和(自身を除く): 16299428

約数列:

[1, 2, 4, 37, 74, 148, 149, 298, 596, 911, 1822, 3644, 5513, 11026, 22052, 33707, 67414, 134828, 135739, 271478, 542956, 5022343, 10044686, 20089372]

約数ペア:

[(1, 20089372), (2, 10044686), (4, 5022343), (37, 542956), (74, 271478), (148, 135739), (149, 134828), (298, 67414), (596, 33707), (911, 22052), (1822, 11026), (3644, 5513)]