18444591

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:313

約数の個数: 40

約数和(自身を含む): 30480384

約数和(自身を除く): 12035793

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 127, 163, 297, 381, 489, 891, 1143, 1397, 1467, 1793, 3429, 4191, 4401, 5379, 10287, 12573, 13203, 16137, 20701, 37719, 48411, 62103, 113157, 145233, 186309, 227711, 558927, 683133, 1676781, 2049399, 6148197, 18444591]

約数ペア:

[(1, 18444591), (3, 6148197), (9, 2049399), (11, 1676781), (27, 683133), (33, 558927), (81, 227711), (99, 186309), (127, 145233), (163, 113157), (297, 62103), (381, 48411), (489, 37719), (891, 20701), (1143, 16137), (1397, 13203), (1467, 12573), (1793, 10287), (3429, 5379), (4191, 4401)]