20786910746

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1070497}}^1$

素因数の和:1070598

約数の個数: 32

約数和(自身を含む): 38024088960

約数和(自身を除く): 17237178214

約数列:

[1, 2, 7, 14, 19, 38, 73, 133, 146, 266, 511, 1022, 1387, 2774, 9709, 19418, 1070497, 2140994, 7493479, 14986958, 20339443, 40678886, 78146281, 142376101, 156292562, 284752202, 547023967, 1094047934, 1484779339, 2969558678, 10393455373, 20786910746]

約数ペア:

[(1, 20786910746), (2, 10393455373), (7, 2969558678), (14, 1484779339), (19, 1094047934), (38, 547023967), (73, 284752202), (133, 156292562), (146, 142376101), (266, 78146281), (511, 40678886), (1022, 20339443), (1387, 14986958), (2774, 7493479), (9709, 2140994), (19418, 1070497)]