20855676

素因数分解:

$2^2\times 3^1\times {\mathrm{811}}^1\times {\mathrm{2143}}^1$

素因数の和:2961

約数の個数: 24

約数和(自身を含む): 48745984

約数和(自身を除く): 27890308

約数列:

[1, 2, 3, 4, 6, 12, 811, 1622, 2143, 2433, 3244, 4286, 4866, 6429, 8572, 9732, 12858, 25716, 1737973, 3475946, 5213919, 6951892, 10427838, 20855676]

約数ペア:

[(1, 20855676), (2, 10427838), (3, 6951892), (4, 5213919), (6, 3475946), (12, 1737973), (811, 25716), (1622, 12858), (2143, 9732), (2433, 8572), (3244, 6429), (4286, 4866)]