20201696090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{69661021}}^1$

素因数の和:69661057

約数の個数: 16

約数和(自身を含む): 37616951880

約数和(自身を除く): 17415255790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 69661021, 139322042, 348305105, 696610210, 2020169609, 4040339218, 10100848045, 20201696090]

約数ペア:

[(1, 20201696090), (2, 10100848045), (5, 4040339218), (10, 2020169609), (29, 696610210), (58, 348305105), (145, 139322042), (290, 69661021)]