2040861921

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{145703}}^1$

素因数の和:145765

約数の個数: 32

約数和(自身を含む): 3357020160

約数和(自身を除く): 1316158239

約数列:

[1, 3, 7, 21, 23, 29, 69, 87, 161, 203, 483, 609, 667, 2001, 4669, 14007, 145703, 437109, 1019921, 3059763, 3351169, 4225387, 10053507, 12676161, 23458183, 29577709, 70374549, 88733127, 97183901, 291551703, 680287307, 2040861921]

約数ペア:

[(1, 2040861921), (3, 680287307), (7, 291551703), (21, 97183901), (23, 88733127), (29, 70374549), (69, 29577709), (87, 23458183), (161, 12676161), (203, 10053507), (483, 4225387), (609, 3351169), (667, 3059763), (2001, 1019921), (4669, 437109), (14007, 145703)]