16875020

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4283}}^1$

素因数の和:4489

約数の個数: 24

約数和(自身を含む): 35625744

約数和(自身を除く): 18750724

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 4283, 8566, 17132, 21415, 42830, 85660, 843751, 1687502, 3375004, 4218755, 8437510, 16875020]

約数ペア:

[(1, 16875020), (2, 8437510), (4, 4218755), (5, 3375004), (10, 1687502), (20, 843751), (197, 85660), (394, 42830), (788, 21415), (985, 17132), (1970, 8566), (3940, 4283)]