19699767

素因数分解:

$3^6\times {\mathrm{61}}^1\times {\mathrm{443}}^1$

素因数の和:522

約数の個数: 28

約数和(自身を含む): 30088104

約数和(自身を除く): 10388337

約数列:

[1, 3, 9, 27, 61, 81, 183, 243, 443, 549, 729, 1329, 1647, 3987, 4941, 11961, 14823, 27023, 35883, 44469, 81069, 107649, 243207, 322947, 729621, 2188863, 6566589, 19699767]

約数ペア:

[(1, 19699767), (3, 6566589), (9, 2188863), (27, 729621), (61, 322947), (81, 243207), (183, 107649), (243, 81069), (443, 44469), (549, 35883), (729, 27023), (1329, 14823), (1647, 11961), (3987, 4941)]