20900727

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{24971}}^1$

素因数の和:25011

約数の個数: 16

約数和(自身を含む): 31964160

約数和(自身を除く): 11063433

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 24971, 74913, 224739, 674217, 774101, 2322303, 6966909, 20900727]

約数ペア:

[(1, 20900727), (3, 6966909), (9, 2322303), (27, 774101), (31, 674217), (93, 224739), (279, 74913), (837, 24971)]