18676564

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{2381}}^1$

素因数の和:2475

約数の個数: 24

約数和(自身を含む): 34215048

約数和(自身を除く): 15538484

約数列:

[1, 2, 4, 37, 53, 74, 106, 148, 212, 1961, 2381, 3922, 4762, 7844, 9524, 88097, 126193, 176194, 252386, 352388, 504772, 4669141, 9338282, 18676564]

約数ペア:

[(1, 18676564), (2, 9338282), (4, 4669141), (37, 504772), (53, 352388), (74, 252386), (106, 176194), (148, 126193), (212, 88097), (1961, 9524), (2381, 7844), (3922, 4762)]