19012205

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4759}}^1$

素因数の和:4828

約数の個数: 16

約数和(自身を含む): 24675840

約数和(自身を除く): 5663635

約数列:

[1, 5, 17, 47, 85, 235, 799, 3995, 4759, 23795, 80903, 223673, 404515, 1118365, 3802441, 19012205]

約数ペア:

[(1, 19012205), (5, 3802441), (17, 1118365), (47, 404515), (85, 223673), (235, 80903), (799, 23795), (3995, 4759)]