20751608

素因数分解:

$2^3\times {\mathrm{1109}}^1\times {\mathrm{2339}}^1$

素因数の和:3454

約数の個数: 16

約数和(自身を含む): 38961000

約数和(自身を除く): 18209392

約数列:

[1, 2, 4, 8, 1109, 2218, 2339, 4436, 4678, 8872, 9356, 18712, 2593951, 5187902, 10375804, 20751608]

約数ペア:

[(1, 20751608), (2, 10375804), (4, 5187902), (8, 2593951), (1109, 18712), (2218, 9356), (2339, 8872), (4436, 4678)]