19086711

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{919}}^1$

素因数の和:995

約数の個数: 32

約数和(自身を含む): 31088640

約数和(自身を除く): 12001929

約数列:

[1, 3, 7, 21, 23, 43, 69, 129, 161, 301, 483, 903, 919, 989, 2757, 2967, 6433, 6923, 19299, 20769, 21137, 39517, 63411, 118551, 147959, 276619, 443877, 829857, 908891, 2726673, 6362237, 19086711]

約数ペア:

[(1, 19086711), (3, 6362237), (7, 2726673), (21, 908891), (23, 829857), (43, 443877), (69, 276619), (129, 147959), (161, 118551), (301, 63411), (483, 39517), (903, 21137), (919, 20769), (989, 19299), (2757, 6923), (2967, 6433)]