27666544

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{40213}}^1$

素因数の和:40264

約数の個数: 20

約数和(自身を含む): 54851896

約数和(自身を除く): 27185352

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 40213, 80426, 160852, 321704, 643408, 1729159, 3458318, 6916636, 13833272, 27666544]

約数ペア:

[(1, 27666544), (2, 13833272), (4, 6916636), (8, 3458318), (16, 1729159), (43, 643408), (86, 321704), (172, 160852), (344, 80426), (688, 40213)]