20076287

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{2053}}^1$

素因数の和:2198

約数の個数: 16

約数和(自身を含む): 25239552

約数和(自身を除く): 5163265

約数列:

[1, 7, 11, 77, 127, 889, 1397, 2053, 9779, 14371, 22583, 158081, 260731, 1825117, 2868041, 20076287]

約数ペア:

[(1, 20076287), (7, 2868041), (11, 1825117), (77, 260731), (127, 158081), (889, 22583), (1397, 14371), (2053, 9779)]