19382816

素因数分解:

$2^5\times {\mathrm{109}}^1\times {\mathrm{5557}}^1$

素因数の和:5676

約数の個数: 24

約数和(自身を含む): 38516940

約数和(自身を除く): 19134124

約数列:

[1, 2, 4, 8, 16, 32, 109, 218, 436, 872, 1744, 3488, 5557, 11114, 22228, 44456, 88912, 177824, 605713, 1211426, 2422852, 4845704, 9691408, 19382816]

約数ペア:

[(1, 19382816), (2, 9691408), (4, 4845704), (8, 2422852), (16, 1211426), (32, 605713), (109, 177824), (218, 88912), (436, 44456), (872, 22228), (1744, 11114), (3488, 5557)]