20603930

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{4651}}^1$

素因数の和:5101

約数の個数: 16

約数和(自身を含む): 37178784

約数和(自身を除く): 16574854

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4430, 4651, 9302, 23255, 46510, 2060393, 4120786, 10301965, 20603930]

約数ペア:

[(1, 20603930), (2, 10301965), (5, 4120786), (10, 2060393), (443, 46510), (886, 23255), (2215, 9302), (4430, 4651)]