20926423

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1879}}^1$

素因数の和:1966

約数の個数: 16

約数和(自身を含む): 25146880

約数和(自身を除く): 4220457

約数列:

[1, 7, 37, 43, 259, 301, 1591, 1879, 11137, 13153, 69523, 80797, 486661, 565579, 2989489, 20926423]

約数ペア:

[(1, 20926423), (7, 2989489), (37, 565579), (43, 486661), (259, 80797), (301, 69523), (1591, 13153), (1879, 11137)]