12681208

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{4391}}^1$

素因数の和:4435

約数の個数: 24

約数和(自身を含む): 25100280

約数和(自身を除く): 12419072

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 4391, 8782, 17564, 35128, 83429, 166858, 333716, 667432, 1585151, 3170302, 6340604, 12681208]

約数ペア:

[(1, 12681208), (2, 6340604), (4, 3170302), (8, 1585151), (19, 667432), (38, 333716), (76, 166858), (152, 83429), (361, 35128), (722, 17564), (1444, 8782), (2888, 4391)]