19067965

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 28131840

約数和(自身を除く): 9063875

約数列:

[1, 5, 7, 17, 35, 73, 85, 119, 365, 439, 511, 595, 1241, 2195, 2555, 3073, 6205, 7463, 8687, 15365, 32047, 37315, 43435, 52241, 160235, 224329, 261205, 544799, 1121645, 2723995, 3813593, 19067965]

約数ペア:

[(1, 19067965), (5, 3813593), (7, 2723995), (17, 1121645), (35, 544799), (73, 261205), (85, 224329), (119, 160235), (365, 52241), (439, 43435), (511, 37315), (595, 32047), (1241, 15365), (2195, 8687), (2555, 7463), (3073, 6205)]