20199370

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{69653}}^1$

素因数の和:69689

約数の個数: 16

約数和(自身を含む): 37613160

約数和(自身を除く): 17413790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 69653, 139306, 348265, 696530, 2019937, 4039874, 10099685, 20199370]

約数ペア:

[(1, 20199370), (2, 10099685), (5, 4039874), (10, 2019937), (29, 696530), (58, 348265), (145, 139306), (290, 69653)]