20085982

素因数分解:

$2^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{4999}}^1$

素因数の和:5056

約数の個数: 24

約数和(自身を含む): 35910000

約数和(自身を除く): 15824018

約数列:

[1, 2, 7, 14, 41, 49, 82, 98, 287, 574, 2009, 4018, 4999, 9998, 34993, 69986, 204959, 244951, 409918, 489902, 1434713, 2869426, 10042991, 20085982]

約数ペア:

[(1, 20085982), (2, 10042991), (7, 2869426), (14, 1434713), (41, 489902), (49, 409918), (82, 244951), (98, 204959), (287, 69986), (574, 34993), (2009, 9998), (4018, 4999)]