28354864

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{15683}}^1$

素因数の和:15804

約数の個数: 20

約数和(自身を含む): 55427256

約数和(自身を除く): 27072392

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 15683, 31366, 62732, 125464, 250928, 1772179, 3544358, 7088716, 14177432, 28354864]

約数ペア:

[(1, 28354864), (2, 14177432), (4, 7088716), (8, 3544358), (16, 1772179), (113, 250928), (226, 125464), (452, 62732), (904, 31366), (1808, 15683)]