20409718150

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{17747581}}^1$

素因数の和:17747616

約数の個数: 24

約数和(自身を含む): 39612603024

約数和(自身を除く): 19202884874

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 230, 575, 1150, 17747581, 35495162, 88737905, 177475810, 408194363, 443689525, 816388726, 887379050, 2040971815, 4081943630, 10204859075, 20409718150]

約数ペア:

[(1, 20409718150), (2, 10204859075), (5, 4081943630), (10, 2040971815), (23, 887379050), (25, 816388726), (46, 443689525), (50, 408194363), (115, 177475810), (230, 88737905), (575, 35495162), (1150, 17747581)]