18659036

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{2131}}^1$

素因数の和:2345

約数の個数: 24

約数和(自身を含む): 35817600

約数和(自身を除く): 17158564

約数列:

[1, 2, 4, 11, 22, 44, 199, 398, 796, 2131, 2189, 4262, 4378, 8524, 8756, 23441, 46882, 93764, 424069, 848138, 1696276, 4664759, 9329518, 18659036]

約数ペア:

[(1, 18659036), (2, 9329518), (4, 4664759), (11, 1696276), (22, 848138), (44, 424069), (199, 93764), (398, 46882), (796, 23441), (2131, 8756), (2189, 8524), (4262, 4378)]