18615080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{42307}}^1$

素因数の和:42329

約数の個数: 32

約数和(自身を含む): 45692640

約数和(自身を除く): 27077560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 42307, 84614, 169228, 211535, 338456, 423070, 465377, 846140, 930754, 1692280, 1861508, 2326885, 3723016, 4653770, 9307540, 18615080]

約数ペア:

[(1, 18615080), (2, 9307540), (4, 4653770), (5, 3723016), (8, 2326885), (10, 1861508), (11, 1692280), (20, 930754), (22, 846140), (40, 465377), (44, 423070), (55, 338456), (88, 211535), (110, 169228), (220, 84614), (440, 42307)]