20982786

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{317921}}^1$

素因数の和:317937

約数の個数: 16

約数和(自身を含む): 45780768

約数和(自身を除く): 24797982

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 317921, 635842, 953763, 1907526, 3497131, 6994262, 10491393, 20982786]

約数ペア:

[(1, 20982786), (2, 10491393), (3, 6994262), (6, 3497131), (11, 1907526), (22, 953763), (33, 635842), (66, 317921)]