18269212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{859}}^1$

素因数の和:1285

約数の個数: 24

約数和(自身を含む): 34554800

約数和(自身を除く): 16285588

約数列:

[1, 2, 4, 13, 26, 52, 409, 818, 859, 1636, 1718, 3436, 5317, 10634, 11167, 21268, 22334, 44668, 351331, 702662, 1405324, 4567303, 9134606, 18269212]

約数ペア:

[(1, 18269212), (2, 9134606), (4, 4567303), (13, 1405324), (26, 702662), (52, 351331), (409, 44668), (818, 22334), (859, 21268), (1636, 11167), (1718, 10634), (3436, 5317)]