20749311

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3677}}^1$

素因数の和:3716

約数の個数: 32

約数和(自身を含む): 35308800

約数和(自身を除く): 14559489

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 513, 627, 1881, 3677, 5643, 11031, 33093, 40447, 69863, 99279, 121341, 209589, 364023, 628767, 768493, 1092069, 1886301, 2305479, 6916437, 20749311]

約数ペア:

[(1, 20749311), (3, 6916437), (9, 2305479), (11, 1886301), (19, 1092069), (27, 768493), (33, 628767), (57, 364023), (99, 209589), (171, 121341), (209, 99279), (297, 69863), (513, 40447), (627, 33093), (1881, 11031), (3677, 5643)]