19389584

素因数分解:

$2^4\times {\mathrm{353}}^1\times {\mathrm{3433}}^1$

素因数の和:3794

約数の個数: 20

約数和(自身を含む): 37684716

約数和(自身を除く): 18295132

約数列:

[1, 2, 4, 8, 16, 353, 706, 1412, 2824, 3433, 5648, 6866, 13732, 27464, 54928, 1211849, 2423698, 4847396, 9694792, 19389584]

約数ペア:

[(1, 19389584), (2, 9694792), (4, 4847396), (8, 2423698), (16, 1211849), (353, 54928), (706, 27464), (1412, 13732), (2824, 6866), (3433, 5648)]