19002580

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{3697}}^1$

素因数の和:3963

約数の個数: 24

約数和(自身を含む): 40071528

約数和(自身を除く): 21068948

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 3697, 5140, 7394, 14788, 18485, 36970, 73940, 950129, 1900258, 3800516, 4750645, 9501290, 19002580]

約数ペア:

[(1, 19002580), (2, 9501290), (4, 4750645), (5, 3800516), (10, 1900258), (20, 950129), (257, 73940), (514, 36970), (1028, 18485), (1285, 14788), (2570, 7394), (3697, 5140)]