19080680

素因数分解:

$2^3\times 5^1\times {\mathrm{477017}}^1$

素因数の和:477028

約数の個数: 16

約数和(自身を含む): 42931620

約数和(自身を除く): 23850940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 477017, 954034, 1908068, 2385085, 3816136, 4770170, 9540340, 19080680]

約数ペア:

[(1, 19080680), (2, 9540340), (4, 4770170), (5, 3816136), (8, 2385085), (10, 1908068), (20, 954034), (40, 477017)]