18775606

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{937}}^1$

素因数の和:1215

約数の個数: 16

約数和(自身を含む): 28972944

約数和(自身を除く): 10197338

約数列:

[1, 2, 43, 86, 233, 466, 937, 1874, 10019, 20038, 40291, 80582, 218321, 436642, 9387803, 18775606]

約数ペア:

[(1, 18775606), (2, 9387803), (43, 436642), (86, 218321), (233, 80582), (466, 40291), (937, 20038), (1874, 10019)]