19020690621

素因数分解:

$3^5\times {\mathrm{71}}^1\times {\mathrm{1102457}}^1$

素因数の和:1102543

約数の個数: 24

約数和(自身を含む): 28893219264

約数和(自身を除く): 9872528643

約数列:

[1, 3, 9, 27, 71, 81, 213, 243, 639, 1917, 5751, 17253, 1102457, 3307371, 9922113, 29766339, 78274447, 89299017, 234823341, 267897051, 704470023, 2113410069, 6340230207, 19020690621]

約数ペア:

[(1, 19020690621), (3, 6340230207), (9, 2113410069), (27, 704470023), (71, 267897051), (81, 234823341), (213, 89299017), (243, 78274447), (639, 29766339), (1917, 9922113), (5751, 3307371), (17253, 1102457)]