2019322143

素因数分解:

$3^4\times {\mathrm{6689}}^1\times {\mathrm{3727}}^1$

素因数の和:10428

約数の個数: 20

約数和(自身を含む): 3017778720

約数和(自身を除く): 998456577

約数列:

[1, 3, 9, 27, 81, 3727, 6689, 11181, 20067, 33543, 60201, 100629, 180603, 301887, 541809, 24929903, 74789709, 224369127, 673107381, 2019322143]

約数ペア:

[(1, 2019322143), (3, 673107381), (9, 224369127), (27, 74789709), (81, 24929903), (3727, 541809), (6689, 301887), (11181, 180603), (20067, 100629), (33543, 60201)]