18027142

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{10139}}^1$

素因数の和:10275

約数の個数: 16

約数和(自身を含む): 31150080

約数和(自身を除く): 13122938

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 10139, 20278, 70973, 141946, 1287653, 2575306, 9013571, 18027142]

約数ペア:

[(1, 18027142), (2, 9013571), (7, 2575306), (14, 1287653), (127, 141946), (254, 70973), (889, 20278), (1778, 10139)]