20533016

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{8527}}^1$

素因数の和:8583

約数の個数: 32

約数和(自身を含む): 45027840

約数和(自身を除く): 24494824

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 8527, 17054, 34108, 59689, 68216, 119378, 238756, 366661, 477512, 733322, 1466644, 2566627, 2933288, 5133254, 10266508, 20533016]

約数ペア:

[(1, 20533016), (2, 10266508), (4, 5133254), (7, 2933288), (8, 2566627), (14, 1466644), (28, 733322), (43, 477512), (56, 366661), (86, 238756), (172, 119378), (301, 68216), (344, 59689), (602, 34108), (1204, 17054), (2408, 8527)]