201256396

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{415819}}^1$

素因数の和:415845

約数の個数: 18

約数和(自身を含む): 387128420

約数和(自身を除く): 185872024

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 415819, 831638, 1663276, 4574009, 9148018, 18296036, 50314099, 100628198, 201256396]

約数ペア:

[(1, 201256396), (2, 100628198), (4, 50314099), (11, 18296036), (22, 9148018), (44, 4574009), (121, 1663276), (242, 831638), (484, 415819)]