19004879080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43192907}}^1$

素因数の和:43192929

約数の個数: 32

約数和(自身を含む): 46648340640

約数和(自身を除く): 27643461560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 43192907, 86385814, 172771628, 215964535, 345543256, 431929070, 475121977, 863858140, 950243954, 1727716280, 1900487908, 2375609885, 3800975816, 4751219770, 9502439540, 19004879080]

約数ペア:

[(1, 19004879080), (2, 9502439540), (4, 4751219770), (5, 3800975816), (8, 2375609885), (10, 1900487908), (11, 1727716280), (20, 950243954), (22, 863858140), (40, 475121977), (44, 431929070), (55, 345543256), (88, 215964535), (110, 172771628), (220, 86385814), (440, 43192907)]