2019690027

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{1801}}^1\times {\mathrm{2351}}^1$

素因数の和:4211

約数の個数: 24

約数和(自身を含む): 2975289408

約数和(自身を除く): 955599381

約数列:

[1, 3, 9, 53, 159, 477, 1801, 2351, 5403, 7053, 16209, 21159, 95453, 124603, 286359, 373809, 859077, 1121427, 4234151, 12702453, 38107359, 224410003, 673230009, 2019690027]

約数ペア:

[(1, 2019690027), (3, 673230009), (9, 224410003), (53, 38107359), (159, 12702453), (477, 4234151), (1801, 1121427), (2351, 859077), (5403, 373809), (7053, 286359), (16209, 124603), (21159, 95453)]