18709707

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{5167}}^1$

素因数の和:5258

約数の個数: 16

約数和(自身を含む): 26790912

約数和(自身を除く): 8081205

約数列:

[1, 3, 17, 51, 71, 213, 1207, 3621, 5167, 15501, 87839, 263517, 366857, 1100571, 6236569, 18709707]

約数ペア:

[(1, 18709707), (3, 6236569), (17, 1100571), (51, 366857), (71, 263517), (213, 87839), (1207, 15501), (3621, 5167)]