18826384

素因数分解:

$2^4\times {\mathrm{1061}}^1\times {\mathrm{1109}}^1$

素因数の和:2178

約数の個数: 20

約数和(自身を含む): 36543420

約数和(自身を除く): 17717036

約数列:

[1, 2, 4, 8, 16, 1061, 1109, 2122, 2218, 4244, 4436, 8488, 8872, 16976, 17744, 1176649, 2353298, 4706596, 9413192, 18826384]

約数ペア:

[(1, 18826384), (2, 9413192), (4, 4706596), (8, 2353298), (16, 1176649), (1061, 17744), (1109, 16976), (2122, 8872), (2218, 8488), (4244, 4436)]