18393564

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{218971}}^1$

素因数の和:218985

約数の個数: 24

約数和(自身を含む): 49049728

約数和(自身を除く): 30656164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 218971, 437942, 656913, 875884, 1313826, 1532797, 2627652, 3065594, 4598391, 6131188, 9196782, 18393564]

約数ペア:

[(1, 18393564), (2, 9196782), (3, 6131188), (4, 4598391), (6, 3065594), (7, 2627652), (12, 1532797), (14, 1313826), (21, 875884), (28, 656913), (42, 437942), (84, 218971)]