15420884

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{313}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 27562920

約数和(自身を除く): 12142036

約数列:

[1, 2, 4, 109, 113, 218, 226, 313, 436, 452, 626, 1252, 12317, 24634, 34117, 35369, 49268, 68234, 70738, 136468, 141476, 3855221, 7710442, 15420884]

約数ペア:

[(1, 15420884), (2, 7710442), (4, 3855221), (109, 141476), (113, 136468), (218, 70738), (226, 68234), (313, 49268), (436, 35369), (452, 34117), (626, 24634), (1252, 12317)]