2005123036

素因数分解:

$2^2\times 7^1\times {\mathrm{7817}}^1\times {\mathrm{9161}}^1$

素因数の和:16989

約数の個数: 24

約数和(自身を含む): 4011196896

約数和(自身を除く): 2006073860

約数列:

[1, 2, 4, 7, 14, 28, 7817, 9161, 15634, 18322, 31268, 36644, 54719, 64127, 109438, 128254, 218876, 256508, 71611537, 143223074, 286446148, 501280759, 1002561518, 2005123036]

約数ペア:

[(1, 2005123036), (2, 1002561518), (4, 501280759), (7, 286446148), (14, 143223074), (28, 71611537), (7817, 256508), (9161, 218876), (15634, 128254), (18322, 109438), (31268, 64127), (36644, 54719)]