20123057921

素因数分解:

${\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2311}}^1\times {\mathrm{4229}}^1$

素因数の和:6640

約数の個数: 16

約数和(自身を含む): 21124281600

約数和(自身を除く): 1001223679

約数列:

[1, 29, 71, 2059, 2311, 4229, 67019, 122641, 164081, 300259, 4758349, 8707511, 9773219, 283423351, 693898549, 20123057921]

約数ペア:

[(1, 20123057921), (29, 693898549), (71, 283423351), (2059, 9773219), (2311, 8707511), (4229, 4758349), (67019, 300259), (122641, 164081)]