19675897

素因数分解:

${\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:312

約数の個数: 16

約数和(自身を含む): 21067200

約数和(自身を除く): 1391303

約数列:

[1, 37, 43, 83, 149, 1591, 3071, 3569, 5513, 6407, 12367, 132053, 237059, 457579, 531781, 19675897]

約数ペア:

[(1, 19675897), (37, 531781), (43, 457579), (83, 237059), (149, 132053), (1591, 12367), (3071, 6407), (3569, 5513)]