31019002

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{20327}}^1$

素因数の和:20445

約数の個数: 16

約数和(自身を含む): 53665920

約数和(自身を除く): 22646918

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 20327, 40654, 142289, 284578, 2215643, 4431286, 15509501, 31019002]

約数ペア:

[(1, 31019002), (2, 15509501), (7, 4431286), (14, 2215643), (109, 284578), (218, 142289), (763, 40654), (1526, 20327)]