18463666

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1129}}^1$

素因数の和:1198

約数の個数: 32

約数和(自身を含む): 32462640

約数和(自身を除く): 13998974

約数列:

[1, 2, 13, 17, 26, 34, 37, 74, 221, 442, 481, 629, 962, 1129, 1258, 2258, 8177, 14677, 16354, 19193, 29354, 38386, 41773, 83546, 249509, 499018, 543049, 710141, 1086098, 1420282, 9231833, 18463666]

約数ペア:

[(1, 18463666), (2, 9231833), (13, 1420282), (17, 1086098), (26, 710141), (34, 543049), (37, 499018), (74, 249509), (221, 83546), (442, 41773), (481, 38386), (629, 29354), (962, 19193), (1129, 16354), (1258, 14677), (2258, 8177)]