20206529

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{373}}^1$

素因数の和:560

約数の個数: 16

約数和(自身を含む): 23696640

約数和(自身を除く): 3490111

約数列:

[1, 7, 71, 109, 373, 497, 763, 2611, 7739, 26483, 40657, 54173, 185381, 284599, 2886647, 20206529]

約数ペア:

[(1, 20206529), (7, 2886647), (71, 284599), (109, 185381), (373, 54173), (497, 40657), (763, 26483), (2611, 7739)]