20392856

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{21067}}^1$

素因数の和:21095

約数の個数: 24

約数和(自身を含む): 42030660

約数和(自身を除く): 21637804

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 21067, 42134, 84268, 168536, 231737, 463474, 926948, 1853896, 2549107, 5098214, 10196428, 20392856]

約数ペア:

[(1, 20392856), (2, 10196428), (4, 5098214), (8, 2549107), (11, 1853896), (22, 926948), (44, 463474), (88, 231737), (121, 168536), (242, 84268), (484, 42134), (968, 21067)]