18368763

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{2423}}^1$

素因数の和:2471

約数の個数: 24

約数和(自身を含む): 29553408

約数和(自身を除く): 11184645

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2423, 2527, 7269, 7581, 16961, 46037, 50883, 138111, 322259, 874703, 966777, 2624109, 6122921, 18368763]

約数ペア:

[(1, 18368763), (3, 6122921), (7, 2624109), (19, 966777), (21, 874703), (57, 322259), (133, 138111), (361, 50883), (399, 46037), (1083, 16961), (2423, 7581), (2527, 7269)]