20291342

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1\times {\mathrm{487}}^1$

素因数の和:823

約数の個数: 16

約数和(自身を含む): 30989952

約数和(自身を除く): 10698610

約数列:

[1, 2, 83, 166, 251, 487, 502, 974, 20833, 40421, 41666, 80842, 122237, 244474, 10145671, 20291342]

約数ペア:

[(1, 20291342), (2, 10145671), (83, 244474), (166, 122237), (251, 80842), (487, 41666), (502, 40421), (974, 20833)]