19064695

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 26611200

約数和(自身を除く): 7546505

約数列:

[1, 5, 13, 19, 43, 65, 95, 215, 247, 359, 559, 817, 1235, 1795, 2795, 4085, 4667, 6821, 10621, 15437, 23335, 34105, 53105, 77185, 88673, 200681, 293303, 443365, 1003405, 1466515, 3812939, 19064695]

約数ペア:

[(1, 19064695), (5, 3812939), (13, 1466515), (19, 1003405), (43, 443365), (65, 293303), (95, 200681), (215, 88673), (247, 77185), (359, 53105), (559, 34105), (817, 23335), (1235, 15437), (1795, 10621), (2795, 6821), (4085, 4667)]