20164355

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{719}}^1$

素因数の和:874

約数の個数: 16

約数和(自身を含む): 24883200

約数和(自身を除く): 4718845

約数列:

[1, 5, 71, 79, 355, 395, 719, 3595, 5609, 28045, 51049, 56801, 255245, 284005, 4032871, 20164355]

約数ペア:

[(1, 20164355), (5, 4032871), (71, 284005), (79, 255245), (355, 56801), (395, 51049), (719, 28045), (3595, 5609)]