20105444781

素因数分解:

$3^3\times {\mathrm{163}}^1\times {\mathrm{4568381}}^1$

素因数の和:4568553

約数の個数: 16

約数和(自身を含む): 29968585920

約数和(自身を除く): 9863141139

約数列:

[1, 3, 9, 27, 163, 489, 1467, 4401, 4568381, 13705143, 41115429, 123346287, 744646103, 2233938309, 6701814927, 20105444781]

約数ペア:

[(1, 20105444781), (3, 6701814927), (9, 2233938309), (27, 744646103), (163, 123346287), (489, 41115429), (1467, 13705143), (4401, 4568381)]