20480459906

素因数分解:

$2^1\times {\mathrm{1049}}^1\times {\mathrm{2089}}^1\times {\mathrm{4673}}^1$

素因数の和:7813

約数の個数: 16

約数和(自身を含む): 30771279000

約数和(自身を除く): 10290819094

約数列:

[1, 2, 1049, 2089, 2098, 4178, 4673, 9346, 2191361, 4382722, 4901977, 9761897, 9803954, 19523794, 10240229953, 20480459906]

約数ペア:

[(1, 20480459906), (2, 10240229953), (1049, 19523794), (2089, 9803954), (2098, 9761897), (4178, 4901977), (4673, 4382722), (9346, 2191361)]