20918749366931

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{941}}^1\times {\mathrm{2339297}}^1$

素因数の和:2340311

約数の個数: 32

約数和(自身を含む): 24433724323008

約数和(自身を除く): 3514974956077

約数列:

[1, 13, 17, 43, 221, 559, 731, 941, 9503, 12233, 15997, 40463, 207961, 526019, 687871, 2339297, 8942323, 30410861, 39768049, 100589771, 516984637, 1307667023, 1710026107, 2201278477, 22230339391, 28616620201, 37421734109, 94654974511, 486482543417, 1230514668643, 1609134566687, 20918749366931]

約数ペア:

[(1, 20918749366931), (13, 1609134566687), (17, 1230514668643), (43, 486482543417), (221, 94654974511), (559, 37421734109), (731, 28616620201), (941, 22230339391), (9503, 2201278477), (12233, 1710026107), (15997, 1307667023), (40463, 516984637), (207961, 100589771), (526019, 39768049), (687871, 30410861), (2339297, 8942323)]