20486504

素因数分解:

$2^3\times {\mathrm{1153}}^1\times {\mathrm{2221}}^1$

素因数の和:3380

約数の個数: 16

約数和(自身を含む): 38462820

約数和(自身を除く): 17976316

約数列:

[1, 2, 4, 8, 1153, 2221, 2306, 4442, 4612, 8884, 9224, 17768, 2560813, 5121626, 10243252, 20486504]

約数ペア:

[(1, 20486504), (2, 10243252), (4, 5121626), (8, 2560813), (1153, 17768), (2221, 9224), (2306, 8884), (4442, 4612)]