20661104

素因数分解:

$2^4\times {\mathrm{1049}}^1\times {\mathrm{1231}}^1$

素因数の和:2288

約数の個数: 20

約数和(自身を含む): 40101600

約数和(自身を除く): 19440496

約数列:

[1, 2, 4, 8, 16, 1049, 1231, 2098, 2462, 4196, 4924, 8392, 9848, 16784, 19696, 1291319, 2582638, 5165276, 10330552, 20661104]

約数ペア:

[(1, 20661104), (2, 10330552), (4, 5165276), (8, 2582638), (16, 1291319), (1049, 19696), (1231, 16784), (2098, 9848), (2462, 8392), (4196, 4924)]