18815108

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{2141}}^1$

素因数の和:2184

約数の個数: 24

約数和(自身を含む): 35685720

約数和(自身を除く): 16870612

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 2141, 2197, 4282, 4394, 8564, 8788, 27833, 55666, 111332, 361829, 723658, 1447316, 4703777, 9407554, 18815108]

約数ペア:

[(1, 18815108), (2, 9407554), (4, 4703777), (13, 1447316), (26, 723658), (52, 361829), (169, 111332), (338, 55666), (676, 27833), (2141, 8788), (2197, 8564), (4282, 4394)]