18287158

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{1789}}^1$

素因数の和:2079

約数の個数: 16

約数和(自身を含む): 28998000

約数和(自身を除く): 10710842

約数列:

[1, 2, 19, 38, 269, 538, 1789, 3578, 5111, 10222, 33991, 67982, 481241, 962482, 9143579, 18287158]

約数ペア:

[(1, 18287158), (2, 9143579), (19, 962482), (38, 481241), (269, 67982), (538, 33991), (1789, 10222), (3578, 5111)]