20161819912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{701}}^1\times {\mathrm{276553}}^1$

素因数の和:277273

約数の個数: 32

約数和(自身を含む): 40769590680

約数和(自身を除く): 20607770768

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 701, 1402, 2804, 5608, 9113, 18226, 36452, 72904, 276553, 553106, 1106212, 2212424, 3595189, 7190378, 14380756, 28761512, 193863653, 387727306, 775454612, 1550909224, 2520227489, 5040454978, 10080909956, 20161819912]

約数ペア:

[(1, 20161819912), (2, 10080909956), (4, 5040454978), (8, 2520227489), (13, 1550909224), (26, 775454612), (52, 387727306), (104, 193863653), (701, 28761512), (1402, 14380756), (2804, 7190378), (5608, 3595189), (9113, 2212424), (18226, 1106212), (36452, 553106), (72904, 276553)]