20127768787

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{733}}^1\times {\mathrm{1093}}^1$

素因数の和:1967

約数の個数: 32

約数和(自身を含む): 23922856832

約数和(自身を除く): 3795088045

約数列:

[1, 7, 37, 97, 259, 679, 733, 1093, 3589, 5131, 7651, 25123, 27121, 40441, 71101, 106021, 189847, 283087, 497707, 742147, 801169, 2630737, 3922777, 5608183, 18415159, 27459439, 29643253, 77713393, 207502771, 543993751, 2875395541, 20127768787]

約数ペア:

[(1, 20127768787), (7, 2875395541), (37, 543993751), (97, 207502771), (259, 77713393), (679, 29643253), (733, 27459439), (1093, 18415159), (3589, 5608183), (5131, 3922777), (7651, 2630737), (25123, 801169), (27121, 742147), (40441, 497707), (71101, 283087), (106021, 189847)]