18861143

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{449}}^1$

素因数の和:826

約数の個数: 16

約数和(自身を含む): 22939200

約数和(自身を除く): 4078057

約数列:

[1, 7, 17, 119, 353, 449, 2471, 3143, 6001, 7633, 42007, 53431, 158497, 1109479, 2694449, 18861143]

約数ペア:

[(1, 18861143), (7, 2694449), (17, 1109479), (119, 158497), (353, 53431), (449, 42007), (2471, 7633), (3143, 6001)]