19185551

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{1291}}^1$

素因数の和:1502

約数の個数: 16

約数和(自身を含む): 24062208

約数和(自身を除く): 4876657

約数列:

[1, 7, 11, 77, 193, 1291, 1351, 2123, 9037, 14201, 14861, 99407, 249163, 1744141, 2740793, 19185551]

約数ペア:

[(1, 19185551), (7, 2740793), (11, 1744141), (77, 249163), (193, 99407), (1291, 14861), (1351, 14201), (2123, 9037)]