18340828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{1789}}^1$

素因数の和:2037

約数の個数: 24

約数和(自身を含む): 35184240

約数和(自身を除く): 16843412

約数列:

[1, 2, 4, 11, 22, 44, 233, 466, 932, 1789, 2563, 3578, 5126, 7156, 10252, 19679, 39358, 78716, 416837, 833674, 1667348, 4585207, 9170414, 18340828]

約数ペア:

[(1, 18340828), (2, 9170414), (4, 4585207), (11, 1667348), (22, 833674), (44, 416837), (233, 78716), (466, 39358), (932, 19679), (1789, 10252), (2563, 7156), (3578, 5126)]