20938479021

素因数分解:

$3^4\times {\mathrm{9319}}^1\times {\mathrm{27739}}^1$

素因数の和:37070

約数の個数: 20

約数和(自身を含む): 31282952800

約数和(自身を除く): 10344473779

約数列:

[1, 3, 9, 27, 81, 9319, 27739, 27957, 83217, 83871, 249651, 251613, 748953, 754839, 2246859, 258499741, 775499223, 2326497669, 6979493007, 20938479021]

約数ペア:

[(1, 20938479021), (3, 6979493007), (9, 2326497669), (27, 775499223), (81, 258499741), (9319, 2246859), (27739, 754839), (27957, 748953), (83217, 251613), (83871, 249651)]