20057713

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{701}}^1$

素因数の和:816

約数の個数: 16

約数和(自身を含む): 22643712

約数和(自身を除く): 2585999

約数列:

[1, 13, 31, 71, 403, 701, 923, 2201, 9113, 21731, 28613, 49771, 282503, 647023, 1542901, 20057713]

約数ペア:

[(1, 20057713), (13, 1542901), (31, 647023), (71, 282503), (403, 49771), (701, 28613), (923, 21731), (2201, 9113)]