20055965

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{881}}^1$

素因数の和:1072

約数の個数: 16

約数和(自身を含む): 25084080

約数和(自身を除く): 5028115

約数列:

[1, 5, 29, 145, 157, 785, 881, 4405, 4553, 22765, 25549, 127745, 138317, 691585, 4011193, 20055965]

約数ペア:

[(1, 20055965), (5, 4011193), (29, 691585), (145, 138317), (157, 127745), (785, 25549), (881, 22765), (4405, 4553)]