20775579

素因数分解:

$3^1\times {\mathrm{11}}^5\times {\mathrm{43}}^1$

素因数の和:101

約数の個数: 24

約数和(自身を含む): 31179456

約数和(自身を除く): 10403877

約数列:

[1, 3, 11, 33, 43, 121, 129, 363, 473, 1331, 1419, 3993, 5203, 14641, 15609, 43923, 57233, 161051, 171699, 483153, 629563, 1888689, 6925193, 20775579]

約数ペア:

[(1, 20775579), (3, 6925193), (11, 1888689), (33, 629563), (43, 483153), (121, 171699), (129, 161051), (363, 57233), (473, 43923), (1331, 15609), (1419, 14641), (3993, 5203)]