220139912

素因数分解:

$2^3\times {\mathrm{641}}^1\times {\mathrm{42929}}^1$

素因数の和:43576

約数の個数: 16

約数和(自身を含む): 413415900

約数和(自身を除く): 193275988

約数列:

[1, 2, 4, 8, 641, 1282, 2564, 5128, 42929, 85858, 171716, 343432, 27517489, 55034978, 110069956, 220139912]

約数ペア:

[(1, 220139912), (2, 110069956), (4, 55034978), (8, 27517489), (641, 343432), (1282, 171716), (2564, 85858), (5128, 42929)]