20923357

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7417}}^1$

素因数の和:7468

約数の個数: 16

約数和(自身を含む): 26586112

約数和(自身を除く): 5662755

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 7417, 51919, 96421, 229927, 674947, 1609489, 2989051, 20923357]

約数ペア:

[(1, 20923357), (7, 2989051), (13, 1609489), (31, 674947), (91, 229927), (217, 96421), (403, 51919), (2821, 7417)]