18637971

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{2957}}^1$

素因数の和:3162

約数の個数: 16

約数和(自身を含む): 27260928

約数和(自身を除く): 8622957

約数列:

[1, 3, 11, 33, 191, 573, 2101, 2957, 6303, 8871, 32527, 97581, 564787, 1694361, 6212657, 18637971]

約数ペア:

[(1, 18637971), (3, 6212657), (11, 1694361), (33, 564787), (191, 97581), (573, 32527), (2101, 8871), (2957, 6303)]