20353311207

素因数分解:

$3^4\times {\mathrm{1993}}^1\times {\mathrm{126079}}^1$

素因数の和:128084

約数の個数: 20

約数和(自身を含む): 30419825920

約数和(自身を除く): 10066514713

約数列:

[1, 3, 9, 27, 81, 1993, 5979, 17937, 53811, 126079, 161433, 378237, 1134711, 3404133, 10212399, 251275447, 753826341, 2261479023, 6784437069, 20353311207]

約数ペア:

[(1, 20353311207), (3, 6784437069), (9, 2261479023), (27, 753826341), (81, 251275447), (1993, 10212399), (5979, 3404133), (17937, 1134711), (53811, 378237), (126079, 161433)]