20128065409

素因数分解:

${\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{743}}^1$

素因数の和:1125

約数の個数: 32

約数和(自身を含む): 21598617600

約数和(自身を除く): 1470552191

約数列:

[1, 29, 59, 71, 223, 743, 1711, 2059, 4189, 6467, 13157, 15833, 21547, 43837, 52753, 121481, 165689, 381553, 459157, 934147, 1271273, 1529837, 3112427, 4804981, 9775651, 11763919, 27090263, 90260383, 283493879, 341153651, 694071221, 20128065409]

約数ペア:

[(1, 20128065409), (29, 694071221), (59, 341153651), (71, 283493879), (223, 90260383), (743, 27090263), (1711, 11763919), (2059, 9775651), (4189, 4804981), (6467, 3112427), (13157, 1529837), (15833, 1271273), (21547, 934147), (43837, 459157), (52753, 381553), (121481, 165689)]