16020781

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{739}}^1$

素因数の和:928

約数の個数: 16

約数和(自身を含む): 19417600

約数和(自身を除く): 3396819

約数列:

[1, 7, 19, 133, 163, 739, 1141, 3097, 5173, 14041, 21679, 98287, 120457, 843199, 2288683, 16020781]

約数ペア:

[(1, 16020781), (7, 2288683), (19, 843199), (133, 120457), (163, 98287), (739, 21679), (1141, 14041), (3097, 5173)]