2019914379

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{745631}}^1$

素因数の和:745687

約数の個数: 24

約数和(自身を含む): 3412012032

約数和(自身を除く): 1392097653

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 745631, 2236893, 5219417, 6710679, 15658251, 32062133, 46974753, 96186399, 224434931, 288559197, 673304793, 2019914379]

約数ペア:

[(1, 2019914379), (3, 673304793), (7, 288559197), (9, 224434931), (21, 96186399), (43, 46974753), (63, 32062133), (129, 15658251), (301, 6710679), (387, 5219417), (903, 2236893), (2709, 745631)]