201993955

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{2281}}^1$

素因数の和:2574

約数の個数: 16

約数和(自身を含む): 246456000

約数和(自身を除く): 44462045

約数列:

[1, 5, 89, 199, 445, 995, 2281, 11405, 17711, 88555, 203009, 453919, 1015045, 2269595, 40398791, 201993955]

約数ペア:

[(1, 201993955), (5, 40398791), (89, 2269595), (199, 1015045), (445, 453919), (995, 203009), (2281, 88555), (11405, 17711)]