18197157

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 28339200

約数和(自身を除く): 10142043

約数列:

[1, 3, 11, 17, 33, 51, 163, 187, 199, 489, 561, 597, 1793, 2189, 2771, 3383, 5379, 6567, 8313, 10149, 30481, 32437, 37213, 91443, 97311, 111639, 356807, 551429, 1070421, 1654287, 6065719, 18197157]

約数ペア:

[(1, 18197157), (3, 6065719), (11, 1654287), (17, 1070421), (33, 551429), (51, 356807), (163, 111639), (187, 97311), (199, 91443), (489, 37213), (561, 32437), (597, 30481), (1793, 10149), (2189, 8313), (2771, 6567), (3383, 5379)]