2080561161

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5214439}}^1$

素因数の和:5214468

約数の個数: 16

約数和(自身を含む): 3337241600

約数和(自身を除く): 1256680439

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 5214439, 15643317, 36501073, 99074341, 109503219, 297223023, 693520387, 2080561161]

約数ペア:

[(1, 2080561161), (3, 693520387), (7, 297223023), (19, 109503219), (21, 99074341), (57, 36501073), (133, 15643317), (399, 5214439)]