1640804044

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{3390091}}^1$

素因数の和:3390117

約数の個数: 18

約数和(自身を含む): 3156175652

約数和(自身を除く): 1515371608

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 3390091, 6780182, 13560364, 37291001, 74582002, 149164004, 410201011, 820402022, 1640804044]

約数ペア:

[(1, 1640804044), (2, 820402022), (4, 410201011), (11, 149164004), (22, 74582002), (44, 37291001), (121, 13560364), (242, 6780182), (484, 3390091)]