18408604

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:549

約数の個数: 24

約数和(自身を含む): 32845680

約数和(自身を除く): 14437076

約数列:

[1, 2, 4, 113, 139, 226, 278, 293, 452, 556, 586, 1172, 15707, 31414, 33109, 40727, 62828, 66218, 81454, 132436, 162908, 4602151, 9204302, 18408604]

約数ペア:

[(1, 18408604), (2, 9204302), (4, 4602151), (113, 162908), (139, 132436), (226, 81454), (278, 66218), (293, 62828), (452, 40727), (556, 33109), (586, 31414), (1172, 15707)]