18903650

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{13037}}^1$

素因数の和:13078

約数の個数: 24

約数和(自身を含む): 36376020

約数和(自身を除く): 17472370

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 13037, 26074, 65185, 130370, 325925, 378073, 651850, 756146, 1890365, 3780730, 9451825, 18903650]

約数ペア:

[(1, 18903650), (2, 9451825), (5, 3780730), (10, 1890365), (25, 756146), (29, 651850), (50, 378073), (58, 325925), (145, 130370), (290, 65185), (725, 26074), (1450, 13037)]