20794337739

素因数分解:

$3^4\times 7^1\times {\mathrm{36674317}}^1$

素因数の和:36674336

約数の個数: 20

約数和(自身を含む): 35500739824

約数和(自身を除く): 14706402085

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 36674317, 110022951, 256720219, 330068853, 770160657, 990206559, 2310481971, 2970619677, 6931445913, 20794337739]

約数ペア:

[(1, 20794337739), (3, 6931445913), (7, 2970619677), (9, 2310481971), (21, 990206559), (27, 770160657), (63, 330068853), (81, 256720219), (189, 110022951), (567, 36674317)]