18793918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{65713}}^1$

素因数の和:65739

約数の個数: 16

約数和(自身を含む): 33119856

約数和(自身を除く): 14325938

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 65713, 131426, 722843, 854269, 1445686, 1708538, 9396959, 18793918]

約数ペア:

[(1, 18793918), (2, 9396959), (11, 1708538), (13, 1445686), (22, 854269), (26, 722843), (143, 131426), (286, 65713)]