18516746

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1549}}^1$

素因数の和:1733

約数の個数: 16

約数和(自身を含む): 28644000

約数和(自身を除く): 10127254

約数列:

[1, 2, 43, 86, 139, 278, 1549, 3098, 5977, 11954, 66607, 133214, 215311, 430622, 9258373, 18516746]

約数ペア:

[(1, 18516746), (2, 9258373), (43, 430622), (86, 215311), (139, 133214), (278, 66607), (1549, 11954), (3098, 5977)]