19388216

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{33199}}^1$

素因数の和:33278

約数の個数: 16

約数和(自身を含む): 36852000

約数和(自身を除く): 17463784

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 33199, 66398, 132796, 265592, 2423527, 4847054, 9694108, 19388216]

約数ペア:

[(1, 19388216), (2, 9694108), (4, 4847054), (8, 2423527), (73, 265592), (146, 132796), (292, 66398), (584, 33199)]