20768156915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{941653}}^1$

素因数の和:942070

約数の個数: 16

約数和(自身を含む): 27255233376

約数和(自身を除く): 6487076461

約数列:

[1, 5, 11, 55, 401, 2005, 4411, 22055, 941653, 4708265, 10358183, 51790915, 377602853, 1888014265, 4153631383, 20768156915]

約数ペア:

[(1, 20768156915), (5, 4153631383), (11, 1888014265), (55, 377602853), (401, 51790915), (2005, 10358183), (4411, 4708265), (22055, 941653)]