2019978387

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{386303}}^1$

素因数の和:386399

約数の個数: 24

約数和(自身を含む): 3374751744

約数和(自身を除く): 1354773357

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 581, 747, 1743, 5229, 386303, 1158909, 2704121, 3476727, 8112363, 24337089, 32063149, 96189447, 224442043, 288568341, 673326129, 2019978387]

約数ペア:

[(1, 2019978387), (3, 673326129), (7, 288568341), (9, 224442043), (21, 96189447), (63, 32063149), (83, 24337089), (249, 8112363), (581, 3476727), (747, 2704121), (1743, 1158909), (5229, 386303)]