19193247

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1060

約数の個数: 32

約数和(自身を含む): 30658560

約数和(自身を除く): 11465313

約数列:

[1, 3, 9, 23, 27, 31, 69, 93, 207, 279, 621, 713, 837, 997, 2139, 2991, 6417, 8973, 19251, 22931, 26919, 30907, 68793, 92721, 206379, 278163, 619137, 710861, 834489, 2132583, 6397749, 19193247]

約数ペア:

[(1, 19193247), (3, 6397749), (9, 2132583), (23, 834489), (27, 710861), (31, 619137), (69, 278163), (93, 206379), (207, 92721), (279, 68793), (621, 30907), (713, 26919), (837, 22931), (997, 19251), (2139, 8973), (2991, 6417)]