19638704642

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{624601}}^1$

素因数の和:624881

約数の個数: 16

約数和(自身を含む): 29980896000

約数和(自身を除く): 10342191358

約数列:

[1, 2, 79, 158, 199, 398, 15721, 31442, 624601, 1249202, 49343479, 98686958, 124295599, 248591198, 9819352321, 19638704642]

約数ペア:

[(1, 19638704642), (2, 9819352321), (79, 248591198), (158, 124295599), (199, 98686958), (398, 49343479), (15721, 1249202), (31442, 624601)]