20655026

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{11617}}^1$

素因数の和:11753

約数の個数: 16

約数和(自身を含む): 35690496

約数和(自身を除く): 15035470

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 11617, 23234, 81319, 162638, 1475359, 2950718, 10327513, 20655026]

約数ペア:

[(1, 20655026), (2, 10327513), (7, 2950718), (14, 1475359), (127, 162638), (254, 81319), (889, 23234), (1778, 11617)]