2080290519

素因数分解:

$3^4\times {\mathrm{5023}}^1\times {\mathrm{5113}}^1$

素因数の和:10148

約数の個数: 20

約数和(自身を含む): 3108821056

約数和(自身を除く): 1028530537

約数列:

[1, 3, 9, 27, 81, 5023, 5113, 15069, 15339, 45207, 46017, 135621, 138051, 406863, 414153, 25682599, 77047797, 231143391, 693430173, 2080290519]

約数ペア:

[(1, 2080290519), (3, 693430173), (9, 231143391), (27, 77047797), (81, 25682599), (5023, 414153), (5113, 406863), (15069, 138051), (15339, 135621), (45207, 46017)]