16539020

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2083}}^1$

素因数の和:2489

約数の個数: 24

約数和(自身を含む): 34836144

約数和(自身を除く): 18297124

約数列:

[1, 2, 4, 5, 10, 20, 397, 794, 1588, 1985, 2083, 3970, 4166, 7940, 8332, 10415, 20830, 41660, 826951, 1653902, 3307804, 4134755, 8269510, 16539020]

約数ペア:

[(1, 16539020), (2, 8269510), (4, 4134755), (5, 3307804), (10, 1653902), (20, 826951), (397, 41660), (794, 20830), (1588, 10415), (1985, 8332), (2083, 7940), (3970, 4166)]