19803249

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1823}}^1$

素因数の和:1917

約数の個数: 24

約数和(自身を含む): 30730752

約数和(自身を除く): 10927503

約数列:

[1, 3, 9, 17, 51, 71, 153, 213, 639, 1207, 1823, 3621, 5469, 10863, 16407, 30991, 92973, 129433, 278919, 388299, 1164897, 2200361, 6601083, 19803249]

約数ペア:

[(1, 19803249), (3, 6601083), (9, 2200361), (17, 1164897), (51, 388299), (71, 278919), (153, 129433), (213, 92973), (639, 30991), (1207, 16407), (1823, 10863), (3621, 5469)]