19687667

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:386

約数の個数: 16

約数和(自身を含む): 21504000

約数和(自身を除く): 1816333

約数列:

[1, 19, 41, 127, 199, 779, 2413, 3781, 5207, 8159, 25273, 98933, 155021, 480187, 1036193, 19687667]

約数ペア:

[(1, 19687667), (19, 1036193), (41, 480187), (127, 155021), (199, 98933), (779, 25273), (2413, 8159), (3781, 5207)]