18874467

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4799}}^1$

素因数の和:4847

約数の個数: 24

約数和(自身を含む): 29952000

約数和(自身を除く): 11077533

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 4799, 14397, 43191, 91181, 110377, 273543, 331131, 820629, 993393, 2097163, 6291489, 18874467]

約数ペア:

[(1, 18874467), (3, 6291489), (9, 2097163), (19, 993393), (23, 820629), (57, 331131), (69, 273543), (171, 110377), (207, 91181), (437, 43191), (1311, 14397), (3933, 4799)]