18603621

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{4957}}^1$

素因数の和:5105

約数の個数: 16

約数和(自身を含む): 27764800

約数和(自身を除く): 9161179

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 4957, 14871, 44613, 133839, 689023, 2067069, 6201207, 18603621]

約数ペア:

[(1, 18603621), (3, 6201207), (9, 2067069), (27, 689023), (139, 133839), (417, 44613), (1251, 14871), (3753, 4957)]