18768069

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1277}}^1$

素因数の和:1377

約数の個数: 24

約数和(自身を含む): 28708992

約数和(自身を除く): 9940923

約数列:

[1, 3, 9, 23, 69, 71, 207, 213, 639, 1277, 1633, 3831, 4899, 11493, 14697, 29371, 88113, 90667, 264339, 272001, 816003, 2085341, 6256023, 18768069]

約数ペア:

[(1, 18768069), (3, 6256023), (9, 2085341), (23, 816003), (69, 272001), (71, 264339), (207, 90667), (213, 88113), (639, 29371), (1277, 14697), (1633, 11493), (3831, 4899)]