31391128

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{35999}}^1$

素因数の和:36114

約数の個数: 16

約数和(自身を含む): 59400000

約数和(自身を除く): 28008872

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 35999, 71998, 143996, 287992, 3923891, 7847782, 15695564, 31391128]

約数ペア:

[(1, 31391128), (2, 15695564), (4, 7847782), (8, 3923891), (109, 287992), (218, 143996), (436, 71998), (872, 35999)]