18921050

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{13049}}^1$

素因数の和:13090

約数の個数: 24

約数和(自身を含む): 36409500

約数和(自身を除く): 17488450

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 13049, 26098, 65245, 130490, 326225, 378421, 652450, 756842, 1892105, 3784210, 9460525, 18921050]

約数ペア:

[(1, 18921050), (2, 9460525), (5, 3784210), (10, 1892105), (25, 756842), (29, 652450), (50, 378421), (58, 326225), (145, 130490), (290, 65245), (725, 26098), (1450, 13049)]