19428372

素因数分解:

$2^2\times 3^2\times {\mathrm{539677}}^1$

素因数の和:539687

約数の個数: 18

約数和(自身を含む): 49110698

約数和(自身を除く): 29682326

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 539677, 1079354, 1619031, 2158708, 3238062, 4857093, 6476124, 9714186, 19428372]

約数ペア:

[(1, 19428372), (2, 9714186), (3, 6476124), (4, 4857093), (6, 3238062), (9, 2158708), (12, 1619031), (18, 1079354), (36, 539677)]