19121380

素因数分解:

$2^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{2837}}^1$

素因数の和:3183

約数の個数: 24

約数和(自身を含む): 40288248

約数和(自身を除く): 21166868

約数列:

[1, 2, 4, 5, 10, 20, 337, 674, 1348, 1685, 2837, 3370, 5674, 6740, 11348, 14185, 28370, 56740, 956069, 1912138, 3824276, 4780345, 9560690, 19121380]

約数ペア:

[(1, 19121380), (2, 9560690), (4, 4780345), (5, 3824276), (10, 1912138), (20, 956069), (337, 56740), (674, 28370), (1348, 14185), (1685, 11348), (2837, 6740), (3370, 5674)]