20684488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{235051}}^1$

素因数の和:235068

約数の個数: 16

約数和(自身を含む): 42309360

約数和(自身を除く): 21624872

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 235051, 470102, 940204, 1880408, 2585561, 5171122, 10342244, 20684488]

約数ペア:

[(1, 20684488), (2, 10342244), (4, 5171122), (8, 2585561), (11, 1880408), (22, 940204), (44, 470102), (88, 235051)]