20461996

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{1129}}^1$

素因数の和:1353

約数の個数: 24

約数和(自身を含む): 37588320

約数和(自身を除く): 17126324

約数列:

[1, 2, 4, 23, 46, 92, 197, 394, 788, 1129, 2258, 4516, 4531, 9062, 18124, 25967, 51934, 103868, 222413, 444826, 889652, 5115499, 10230998, 20461996]

約数ペア:

[(1, 20461996), (2, 10230998), (4, 5115499), (23, 889652), (46, 444826), (92, 222413), (197, 103868), (394, 51934), (788, 25967), (1129, 18124), (2258, 9062), (4516, 4531)]