18290305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{8111}}^1$

素因数の和:8168

約数の個数: 16

約数和(自身を含む): 24530688

約数和(自身を除く): 6240383

約数列:

[1, 5, 11, 41, 55, 205, 451, 2255, 8111, 40555, 89221, 332551, 446105, 1662755, 3658061, 18290305]

約数ペア:

[(1, 18290305), (5, 3658061), (11, 1662755), (41, 446105), (55, 332551), (205, 89221), (451, 40555), (2255, 8111)]