18638307

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2833}}^1$

素因数の和:2899

約数の個数: 24

約数和(自身を含む): 29178864

約数和(自身を除く): 10540557

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 2193, 2833, 6579, 8499, 25497, 48161, 121819, 144483, 365457, 433449, 1096371, 2070923, 6212769, 18638307]

約数ペア:

[(1, 18638307), (3, 6212769), (9, 2070923), (17, 1096371), (43, 433449), (51, 365457), (129, 144483), (153, 121819), (387, 48161), (731, 25497), (2193, 8499), (2833, 6579)]