18711380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{32261}}^1$

素因数の和:32299

約数の個数: 24

約数和(自身を含む): 40650120

約数和(自身を除く): 21938740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 32261, 64522, 129044, 161305, 322610, 645220, 935569, 1871138, 3742276, 4677845, 9355690, 18711380]

約数ペア:

[(1, 18711380), (2, 9355690), (4, 4677845), (5, 3742276), (10, 1871138), (20, 935569), (29, 645220), (58, 322610), (116, 161305), (145, 129044), (290, 64522), (580, 32261)]