28049008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{134851}}^1$

素因数の和:134872

約数の個数: 20

約数和(自身を含む): 58525768

約数和(自身を除く): 30476760

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 134851, 269702, 539404, 1078808, 1753063, 2157616, 3506126, 7012252, 14024504, 28049008]

約数ペア:

[(1, 28049008), (2, 14024504), (4, 7012252), (8, 3506126), (13, 2157616), (16, 1753063), (26, 1078808), (52, 539404), (104, 269702), (208, 134851)]