20326607

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1993}}^1$

素因数の和:2078

約数の個数: 16

約数和(自身を含む): 24502272

約数和(自身を除く): 4175665

約数列:

[1, 7, 31, 47, 217, 329, 1457, 1993, 10199, 13951, 61783, 93671, 432481, 655697, 2903801, 20326607]

約数ペア:

[(1, 20326607), (7, 2903801), (31, 655697), (47, 432481), (217, 93671), (329, 61783), (1457, 13951), (1993, 10199)]