81920872

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{84629}}^1$

素因数の和:84657

約数の個数: 24

約数和(自身を含む): 168836850

約数和(自身を除く): 86915978

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 84629, 169258, 338516, 677032, 930919, 1861838, 3723676, 7447352, 10240109, 20480218, 40960436, 81920872]

約数ペア:

[(1, 81920872), (2, 40960436), (4, 20480218), (8, 10240109), (11, 7447352), (22, 3723676), (44, 1861838), (88, 930919), (121, 677032), (242, 338516), (484, 169258), (968, 84629)]