18385100

素因数分解:

$2^2\times 5^2\times {\mathrm{113}}^1\times {\mathrm{1627}}^1$

素因数の和:1754

約数の個数: 36

約数和(自身を含む): 40273464

約数和(自身を除く): 21888364

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 113, 226, 452, 565, 1130, 1627, 2260, 2825, 3254, 5650, 6508, 8135, 11300, 16270, 32540, 40675, 81350, 162700, 183851, 367702, 735404, 919255, 1838510, 3677020, 4596275, 9192550, 18385100]

約数ペア:

[(1, 18385100), (2, 9192550), (4, 4596275), (5, 3677020), (10, 1838510), (20, 919255), (25, 735404), (50, 367702), (100, 183851), (113, 162700), (226, 81350), (452, 40675), (565, 32540), (1130, 16270), (1627, 11300), (2260, 8135), (2825, 6508), (3254, 5650)]