20568142

素因数分解:

$2^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{5119}}^1$

素因数の和:5176

約数の個数: 24

約数和(自身を含む): 36771840

約数和(自身を除く): 16203698

約数列:

[1, 2, 7, 14, 41, 49, 82, 98, 287, 574, 2009, 4018, 5119, 10238, 35833, 71666, 209879, 250831, 419758, 501662, 1469153, 2938306, 10284071, 20568142]

約数ペア:

[(1, 20568142), (2, 10284071), (7, 2938306), (14, 1469153), (41, 501662), (49, 419758), (82, 250831), (98, 209879), (287, 71666), (574, 35833), (2009, 10238), (4018, 5119)]