19268307

素因数分解:

$3^3\times {\mathrm{647}}^1\times {\mathrm{1103}}^1$

素因数の和:1759

約数の個数: 16

約数和(自身を含む): 28615680

約数和(自身を除く): 9347373

約数列:

[1, 3, 9, 27, 647, 1103, 1941, 3309, 5823, 9927, 17469, 29781, 713641, 2140923, 6422769, 19268307]

約数ペア:

[(1, 19268307), (3, 6422769), (9, 2140923), (27, 713641), (647, 29781), (1103, 17469), (1941, 9927), (3309, 5823)]