20001622

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{13681}}^1$

素因数の和:13743

約数の個数: 16

約数和(自身を含む): 32508432

約数和(自身を除く): 12506810

約数列:

[1, 2, 17, 34, 43, 86, 731, 1462, 13681, 27362, 232577, 465154, 588283, 1176566, 10000811, 20001622]

約数ペア:

[(1, 20001622), (2, 10000811), (17, 1176566), (34, 588283), (43, 465154), (86, 232577), (731, 27362), (1462, 13681)]