20109616

素因数分解:

$2^4\times {\mathrm{1021}}^1\times {\mathrm{1231}}^1$

素因数の和:2260

約数の個数: 20

約数和(自身を含む): 39032224

約数和(自身を除く): 18922608

約数列:

[1, 2, 4, 8, 16, 1021, 1231, 2042, 2462, 4084, 4924, 8168, 9848, 16336, 19696, 1256851, 2513702, 5027404, 10054808, 20109616]

約数ペア:

[(1, 20109616), (2, 10054808), (4, 5027404), (8, 2513702), (16, 1256851), (1021, 19696), (1231, 16336), (2042, 9848), (2462, 8168), (4084, 4924)]