20522607

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{18439}}^1$

素因数の和:18502

約数の個数: 16

約数和(自身を含む): 31864320

約数和(自身を除く): 11341713

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 18439, 55317, 129073, 387219, 977267, 2931801, 6840869, 20522607]

約数ペア:

[(1, 20522607), (3, 6840869), (7, 2931801), (21, 977267), (53, 387219), (159, 129073), (371, 55317), (1113, 18439)]