20113444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{2137}}^1$

素因数の和:2335

約数の個数: 24

約数和(自身を含む): 38133368

約数和(自身を除く): 18019924

約数列:

[1, 2, 4, 13, 26, 52, 181, 362, 724, 2137, 2353, 4274, 4706, 8548, 9412, 27781, 55562, 111124, 386797, 773594, 1547188, 5028361, 10056722, 20113444]

約数ペア:

[(1, 20113444), (2, 10056722), (4, 5028361), (13, 1547188), (26, 773594), (52, 386797), (181, 111124), (362, 55562), (724, 27781), (2137, 9412), (2353, 8548), (4274, 4706)]