164072912

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{39901}}^1$

素因数の和:40166

約数の個数: 20

約数和(自身を含む): 319136196

約数和(自身を除く): 155063284

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 39901, 79802, 159604, 319208, 638416, 10254557, 20509114, 41018228, 82036456, 164072912]

約数ペア:

[(1, 164072912), (2, 82036456), (4, 41018228), (8, 20509114), (16, 10254557), (257, 638416), (514, 319208), (1028, 159604), (2056, 79802), (4112, 39901)]