2020201911

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{822223}}^1$

素因数の和:822252

約数の個数: 32

約数和(自身を含む): 3683563520

約数和(自身を除く): 1663361609

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 822223, 2466669, 5755561, 7400007, 10688899, 17266683, 22200021, 32066697, 51800049, 74822293, 96200091, 155400147, 224466879, 288600273, 673400637, 2020201911]

約数ペア:

[(1, 2020201911), (3, 673400637), (7, 288600273), (9, 224466879), (13, 155400147), (21, 96200091), (27, 74822293), (39, 51800049), (63, 32066697), (91, 22200021), (117, 17266683), (189, 10688899), (273, 7400007), (351, 5755561), (819, 2466669), (2457, 822223)]