19799687060

素因数分解:

$2^2\times 5^1\times {\mathrm{739}}^1\times {\mathrm{1339627}}^1$

素因数の和:1340375

約数の個数: 24

約数和(自身を含む): 41635638240

約数和(自身を除く): 21835951180

約数列:

[1, 2, 4, 5, 10, 20, 739, 1478, 2956, 3695, 7390, 14780, 1339627, 2679254, 5358508, 6698135, 13396270, 26792540, 989984353, 1979968706, 3959937412, 4949921765, 9899843530, 19799687060]

約数ペア:

[(1, 19799687060), (2, 9899843530), (4, 4949921765), (5, 3959937412), (10, 1979968706), (20, 989984353), (739, 26792540), (1478, 13396270), (2956, 6698135), (3695, 5358508), (7390, 2679254), (14780, 1339627)]