20186972380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{24618259}}^1$

素因数の和:24618309

約数の個数: 24

約数和(自身を含む): 43426610640

約数和(自身を除く): 23239638260

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 24618259, 49236518, 98473036, 123091295, 246182590, 492365180, 1009348619, 2018697238, 4037394476, 5046743095, 10093486190, 20186972380]

約数ペア:

[(1, 20186972380), (2, 10093486190), (4, 5046743095), (5, 4037394476), (10, 2018697238), (20, 1009348619), (41, 492365180), (82, 246182590), (164, 123091295), (205, 98473036), (410, 49236518), (820, 24618259)]