18257607

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{457}}^1$

素因数の和:679

約数の個数: 24

約数和(自身を含む): 27721824

約数和(自身を除く): 9464217

約数列:

[1, 3, 9, 23, 69, 193, 207, 457, 579, 1371, 1737, 4113, 4439, 10511, 13317, 31533, 39951, 88201, 94599, 264603, 793809, 2028623, 6085869, 18257607]

約数ペア:

[(1, 18257607), (3, 6085869), (9, 2028623), (23, 793809), (69, 264603), (193, 94599), (207, 88201), (457, 39951), (579, 31533), (1371, 13317), (1737, 10511), (4113, 4439)]