134450576

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{646397}}^1$

素因数の和:646418

約数の個数: 20

約数和(自身を含む): 280536732

約数和(自身を除く): 146086156

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 646397, 1292794, 2585588, 5171176, 8403161, 10342352, 16806322, 33612644, 67225288, 134450576]

約数ペア:

[(1, 134450576), (2, 67225288), (4, 33612644), (8, 16806322), (13, 10342352), (16, 8403161), (26, 5171176), (52, 2585588), (104, 1292794), (208, 646397)]