20672723449

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1808479}}^1$

素因数の和:1808580

約数の個数: 16

約数和(自身を含む): 25000427520

約数和(自身を除く): 4327704071

約数列:

[1, 7, 23, 71, 161, 497, 1633, 11431, 1808479, 12659353, 41595017, 128402009, 291165119, 898814063, 2953246207, 20672723449]

約数ペア:

[(1, 20672723449), (7, 2953246207), (23, 898814063), (71, 291165119), (161, 128402009), (497, 41595017), (1633, 12659353), (11431, 1808479)]