40005988

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{82657}}^1$

素因数の和:82683

約数の個数: 18

約数和(自身を含む): 76954598

約数和(自身を除く): 36948610

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 82657, 165314, 330628, 909227, 1818454, 3636908, 10001497, 20002994, 40005988]

約数ペア:

[(1, 40005988), (2, 20002994), (4, 10001497), (11, 3636908), (22, 1818454), (44, 909227), (121, 330628), (242, 165314), (484, 82657)]