18709743

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{593}}^1\times {\mathrm{809}}^1$

素因数の和:1418

約数の個数: 16

約数和(自身を含む): 26943840

約数和(自身を除く): 8234097

約数列:

[1, 3, 13, 39, 593, 809, 1779, 2427, 7709, 10517, 23127, 31551, 479737, 1439211, 6236581, 18709743]

約数ペア:

[(1, 18709743), (3, 6236581), (13, 1439211), (39, 479737), (593, 31551), (809, 23127), (1779, 10517), (2427, 7709)]