19236440

素因数分解:

$2^3\times 5^1\times {\mathrm{480911}}^1$

素因数の和:480922

約数の個数: 16

約数和(自身を含む): 43282080

約数和(自身を除く): 24045640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 480911, 961822, 1923644, 2404555, 3847288, 4809110, 9618220, 19236440]

約数ペア:

[(1, 19236440), (2, 9618220), (4, 4809110), (5, 3847288), (8, 2404555), (10, 1923644), (20, 961822), (40, 480911)]