20138381473

素因数分解:

$7^2\times {\mathrm{431}}^1\times {\mathrm{953567}}^1$

素因数の和:954012

約数の個数: 12

約数和(自身を含む): 23480658432

約数和(自身を除く): 3342276959

約数列:

[1, 7, 49, 431, 3017, 21119, 953567, 6674969, 46724783, 410987377, 2876911639, 20138381473]

約数ペア:

[(1, 20138381473), (7, 2876911639), (49, 410987377), (431, 46724783), (3017, 6674969), (21119, 953567)]