18934100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{6529}}^1$

素因数の和:6572

約数の個数: 36

約数和(自身を含む): 42510300

約数和(自身を除く): 23576200

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 1450, 2900, 6529, 13058, 26116, 32645, 65290, 130580, 163225, 189341, 326450, 378682, 652900, 757364, 946705, 1893410, 3786820, 4733525, 9467050, 18934100]

約数ペア:

[(1, 18934100), (2, 9467050), (4, 4733525), (5, 3786820), (10, 1893410), (20, 946705), (25, 757364), (29, 652900), (50, 378682), (58, 326450), (100, 189341), (116, 163225), (145, 130580), (290, 65290), (580, 32645), (725, 26116), (1450, 13058), (2900, 6529)]