20406203419

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{24497243}}^1$

素因数の和:24497274

約数の個数: 12

約数和(自身を含む): 25134172344

約数和(自身を除く): 4727968925

約数列:

[1, 7, 17, 49, 119, 833, 24497243, 171480701, 416453131, 1200364907, 2915171917, 20406203419]

約数ペア:

[(1, 20406203419), (7, 2915171917), (17, 1200364907), (49, 416453131), (119, 171480701), (833, 24497243)]