18238129

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6911}}^1$

素因数の和:6960

約数の個数: 16

約数和(自身を含む): 23224320

約数和(自身を除く): 4986191

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 6911, 48377, 89843, 200419, 628901, 1402933, 2605447, 18238129]

約数ペア:

[(1, 18238129), (7, 2605447), (13, 1402933), (29, 628901), (91, 200419), (203, 89843), (377, 48377), (2639, 6911)]