18701054

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{28949}}^1$

素因数の和:28987

約数の個数: 16

約数和(自身を含む): 31266000

約数和(自身を除く): 12564946

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 28949, 57898, 492133, 550031, 984266, 1100062, 9350527, 18701054]

約数ペア:

[(1, 18701054), (2, 9350527), (17, 1100062), (19, 984266), (34, 550031), (38, 492133), (323, 57898), (646, 28949)]