20346781

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6043}}^1$

素因数の和:6100

約数の個数: 16

約数和(自身を含む): 25723264

約数和(自身を除く): 5376483

約数列:

[1, 7, 13, 37, 91, 259, 481, 3367, 6043, 42301, 78559, 223591, 549913, 1565137, 2906683, 20346781]

約数ペア:

[(1, 20346781), (7, 2906683), (13, 1565137), (37, 549913), (91, 223591), (259, 78559), (481, 42301), (3367, 6043)]