12785334118

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{17708219}}^1$

素因数の和:17708259

約数の個数: 12

約数和(自身を含む): 20240495460

約数和(自身を除く): 7455161342

約数列:

[1, 2, 19, 38, 361, 722, 17708219, 35416438, 336456161, 672912322, 6392667059, 12785334118]

約数ペア:

[(1, 12785334118), (2, 6392667059), (19, 672912322), (38, 336456161), (361, 35416438), (722, 17708219)]