19014821

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{293}}^1$

素因数の和:500

約数の個数: 16

約数和(自身を含む): 22278144

約数和(自身を除く): 3263323

約数列:

[1, 7, 73, 127, 293, 511, 889, 2051, 9271, 21389, 37211, 64897, 149723, 260477, 2716403, 19014821]

約数ペア:

[(1, 19014821), (7, 2716403), (73, 260477), (127, 149723), (293, 64897), (511, 37211), (889, 21389), (2051, 9271)]