18241629

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1381}}^1$

素因数の和:1445

約数の個数: 32

約数和(自身を含む): 30249216

約数和(自身を除く): 12007587

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 259, 357, 629, 777, 1381, 1887, 4143, 4403, 9667, 13209, 23477, 29001, 51097, 70431, 153291, 164339, 357679, 493017, 868649, 1073037, 2605947, 6080543, 18241629]

約数ペア:

[(1, 18241629), (3, 6080543), (7, 2605947), (17, 1073037), (21, 868649), (37, 493017), (51, 357679), (111, 164339), (119, 153291), (259, 70431), (357, 51097), (629, 29001), (777, 23477), (1381, 13209), (1887, 9667), (4143, 4403)]