20926444

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67943}}^1$

素因数の和:67965

約数の個数: 24

約数和(自身を含む): 45658368

約数和(自身を除く): 24731924

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 67943, 135886, 271772, 475601, 747373, 951202, 1494746, 1902404, 2989492, 5231611, 10463222, 20926444]

約数ペア:

[(1, 20926444), (2, 10463222), (4, 5231611), (7, 2989492), (11, 1902404), (14, 1494746), (22, 951202), (28, 747373), (44, 475601), (77, 271772), (154, 135886), (308, 67943)]