18300261

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{28111}}^1$

素因数の和:28152

約数の個数: 16

約数和(自身を含む): 28786688

約数和(自身を除く): 10486427

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 28111, 84333, 196777, 590331, 871441, 2614323, 6100087, 18300261]

約数ペア:

[(1, 18300261), (3, 6100087), (7, 2614323), (21, 871441), (31, 590331), (93, 196777), (217, 84333), (651, 28111)]