18795524

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{3919}}^1$

素因数の和:4043

約数の個数: 24

約数和(自身を含む): 36220800

約数和(自身を除く): 17425276

約数列:

[1, 2, 4, 11, 22, 44, 109, 218, 436, 1199, 2398, 3919, 4796, 7838, 15676, 43109, 86218, 172436, 427171, 854342, 1708684, 4698881, 9397762, 18795524]

約数ペア:

[(1, 18795524), (2, 9397762), (4, 4698881), (11, 1708684), (22, 854342), (44, 427171), (109, 172436), (218, 86218), (436, 43109), (1199, 15676), (2398, 7838), (3919, 4796)]