20453444

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{2687}}^1$

素因数の和:2875

約数の個数: 24

約数和(自身を含む): 39287808

約数和(自身を除く): 18834364

約数列:

[1, 2, 4, 11, 22, 44, 173, 346, 692, 1903, 2687, 3806, 5374, 7612, 10748, 29557, 59114, 118228, 464851, 929702, 1859404, 5113361, 10226722, 20453444]

約数ペア:

[(1, 20453444), (2, 10226722), (4, 5113361), (11, 1859404), (22, 929702), (44, 464851), (173, 118228), (346, 59114), (692, 29557), (1903, 10748), (2687, 7612), (3806, 5374)]