19568180

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{3187}}^1$

素因数の和:3503

約数の個数: 24

約数和(自身を含む): 41239968

約数和(自身を除く): 21671788

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 3187, 6140, 6374, 12748, 15935, 31870, 63740, 978409, 1956818, 3913636, 4892045, 9784090, 19568180]

約数ペア:

[(1, 19568180), (2, 9784090), (4, 4892045), (5, 3913636), (10, 1956818), (20, 978409), (307, 63740), (614, 31870), (1228, 15935), (1535, 12748), (3070, 6374), (3187, 6140)]