20180188

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{10151}}^1$

素因数の和:10233

約数の個数: 24

約数和(自身を含む): 40932864

約数和(自身を除く): 20752676

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 10151, 20302, 40604, 71057, 142114, 284228, 720721, 1441442, 2882884, 5045047, 10090094, 20180188]

約数ペア:

[(1, 20180188), (2, 10090094), (4, 5045047), (7, 2882884), (14, 1441442), (28, 720721), (71, 284228), (142, 142114), (284, 71057), (497, 40604), (994, 20302), (1988, 10151)]