18286849

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{757}}^1$

素因数の和:817

約数の個数: 24

約数和(自身を含む): 23331240

約数和(自身を除く): 5044391

約数列:

[1, 7, 17, 29, 49, 119, 203, 493, 757, 833, 1421, 3451, 5299, 12869, 21953, 24157, 37093, 90083, 153671, 373201, 630581, 1075697, 2612407, 18286849]

約数ペア:

[(1, 18286849), (7, 2612407), (17, 1075697), (29, 630581), (49, 373201), (119, 153671), (203, 90083), (493, 37093), (757, 24157), (833, 21953), (1421, 12869), (3451, 5299)]