20404846889

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{2243}}^1\times {\mathrm{30223}}^1$

素因数の和:32516

約数の個数: 16

約数和(自身を含む): 23873574912

約数和(自身を除く): 3468728023

約数列:

[1, 7, 43, 301, 2243, 15701, 30223, 96449, 211561, 675143, 1299589, 9097123, 67790189, 474531323, 2914978127, 20404846889]

約数ペア:

[(1, 20404846889), (7, 2914978127), (43, 474531323), (301, 67790189), (2243, 9097123), (15701, 1299589), (30223, 675143), (96449, 211561)]