27706928

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{15887}}^1$

素因数の和:16004

約数の個数: 20

約数和(自身を含む): 54178080

約数和(自身を除く): 26471152

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 15887, 31774, 63548, 127096, 254192, 1731683, 3463366, 6926732, 13853464, 27706928]

約数ペア:

[(1, 27706928), (2, 13853464), (4, 6926732), (8, 3463366), (16, 1731683), (109, 254192), (218, 127096), (436, 63548), (872, 31774), (1744, 15887)]