20001901491

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1412863}}^1$

素因数の和:1412904

約数の個数: 36

約数和(自身を含む): 34199785984

約数和(自身を除く): 14197884493

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 121, 143, 363, 429, 1089, 1287, 1573, 4719, 14157, 1412863, 4238589, 12715767, 15541493, 18367219, 46624479, 55101657, 139873437, 165304971, 170956423, 202039409, 512869269, 606118227, 1538607807, 1818354681, 2222433499, 6667300497, 20001901491]

約数ペア:

[(1, 20001901491), (3, 6667300497), (9, 2222433499), (11, 1818354681), (13, 1538607807), (33, 606118227), (39, 512869269), (99, 202039409), (117, 170956423), (121, 165304971), (143, 139873437), (363, 55101657), (429, 46624479), (1089, 18367219), (1287, 15541493), (1573, 12715767), (4719, 4238589), (14157, 1412863)]