22138510

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{31181}}^1$

素因数の和:31259

約数の個数: 16

約数和(自身を含む): 40411872

約数和(自身を除く): 18273362

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 31181, 62362, 155905, 311810, 2213851, 4427702, 11069255, 22138510]

約数ペア:

[(1, 22138510), (2, 11069255), (5, 4427702), (10, 2213851), (71, 311810), (142, 155905), (355, 62362), (710, 31181)]