19676012

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{113}}^1\times {\mathrm{431}}^1$

素因数の和:649

約数の個数: 24

約数和(自身を含む): 35163072

約数和(自身を除く): 15487060

約数列:

[1, 2, 4, 101, 113, 202, 226, 404, 431, 452, 862, 1724, 11413, 22826, 43531, 45652, 48703, 87062, 97406, 174124, 194812, 4919003, 9838006, 19676012]

約数ペア:

[(1, 19676012), (2, 9838006), (4, 4919003), (101, 194812), (113, 174124), (202, 97406), (226, 87062), (404, 48703), (431, 45652), (452, 43531), (862, 22826), (1724, 11413)]