20347833609

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{727}}^1\times {\mathrm{54559}}^1$

素因数の和:55314

約数の個数: 32

約数和(自身を含む): 31775744000

約数和(自身を除く): 11427910391

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 727, 2181, 6543, 13813, 19629, 41439, 54559, 124317, 163677, 372951, 491031, 1036621, 1473093, 3109863, 9329589, 27988767, 39664393, 118993179, 356979537, 753623467, 1070938611, 2260870401, 6782611203, 20347833609]

約数ペア:

[(1, 20347833609), (3, 6782611203), (9, 2260870401), (19, 1070938611), (27, 753623467), (57, 356979537), (171, 118993179), (513, 39664393), (727, 27988767), (2181, 9329589), (6543, 3109863), (13813, 1473093), (19629, 1036621), (41439, 491031), (54559, 372951), (124317, 163677)]