20343207580

素因数分解:

$2^2\times 5^1\times {\mathrm{13241}}^1\times {\mathrm{76819}}^1$

素因数の和:90069

約数の個数: 24

約数和(自身を含む): 42724518480

約数和(自身を除く): 22381310900

約数列:

[1, 2, 4, 5, 10, 20, 13241, 26482, 52964, 66205, 76819, 132410, 153638, 264820, 307276, 384095, 768190, 1536380, 1017160379, 2034320758, 4068641516, 5085801895, 10171603790, 20343207580]

約数ペア:

[(1, 20343207580), (2, 10171603790), (4, 5085801895), (5, 4068641516), (10, 2034320758), (20, 1017160379), (13241, 1536380), (26482, 768190), (52964, 384095), (66205, 307276), (76819, 264820), (132410, 153638)]