20163808220

素因数分解:

$2^2\times 5^1\times {\mathrm{1008190411}}^1$

素因数の和:1008190420

約数の個数: 12

約数和(自身を含む): 42343997304

約数和(自身を除く): 22180189084

約数列:

[1, 2, 4, 5, 10, 20, 1008190411, 2016380822, 4032761644, 5040952055, 10081904110, 20163808220]

約数ペア:

[(1, 20163808220), (2, 10081904110), (4, 5040952055), (5, 4032761644), (10, 2016380822), (20, 1008190411)]