18869644

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{383}}^1$

素因数の和:609

約数の個数: 24

約数和(自身を含む): 33707520

約数和(自身を除く): 14837876

約数列:

[1, 2, 4, 109, 113, 218, 226, 383, 436, 452, 766, 1532, 12317, 24634, 41747, 43279, 49268, 83494, 86558, 166988, 173116, 4717411, 9434822, 18869644]

約数ペア:

[(1, 18869644), (2, 9434822), (4, 4717411), (109, 173116), (113, 166988), (218, 86558), (226, 83494), (383, 49268), (436, 43279), (452, 41747), (766, 24634), (1532, 12317)]