28204784

素因数分解:

$2^4\times {\mathrm{349}}^1\times {\mathrm{5051}}^1$

素因数の和:5408

約数の個数: 20

約数和(自身を含む): 54814200

約数和(自身を除く): 26609416

約数列:

[1, 2, 4, 8, 16, 349, 698, 1396, 2792, 5051, 5584, 10102, 20204, 40408, 80816, 1762799, 3525598, 7051196, 14102392, 28204784]

約数ペア:

[(1, 28204784), (2, 14102392), (4, 7051196), (8, 3525598), (16, 1762799), (349, 80816), (698, 40408), (1396, 20204), (2792, 10102), (5051, 5584)]