20851535894

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{160651}}^1$

素因数の和:160860

約数の個数: 32

約数和(自身を含む): 36520697856

約数和(自身を除く): 15669161962

約数列:

[1, 2, 7, 14, 73, 127, 146, 254, 511, 889, 1022, 1778, 9271, 18542, 64897, 129794, 160651, 321302, 1124557, 2249114, 11727523, 20402677, 23455046, 40805354, 82092661, 142818739, 164185322, 285637478, 1489395421, 2978790842, 10425767947, 20851535894]

約数ペア:

[(1, 20851535894), (2, 10425767947), (7, 2978790842), (14, 1489395421), (73, 285637478), (127, 164185322), (146, 142818739), (254, 82092661), (511, 40805354), (889, 23455046), (1022, 20402677), (1778, 11727523), (9271, 2249114), (18542, 1124557), (64897, 321302), (129794, 160651)]