2019900484

素因数分解:

$2^2\times 7^1\times {\mathrm{72139303}}^1$

素因数の和:72139314

約数の個数: 12

約数和(自身を含む): 4039801024

約数和(自身を除く): 2019900540

約数列:

[1, 2, 4, 7, 14, 28, 72139303, 144278606, 288557212, 504975121, 1009950242, 2019900484]

約数ペア:

[(1, 2019900484), (2, 1009950242), (4, 504975121), (7, 288557212), (14, 144278606), (28, 72139303)]