2019580355

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{3631}}^1$

素因数の和:3891

約数の個数: 32

約数和(自身を含む): 2684774400

約数和(自身を除く): 665194045

約数列:

[1, 5, 13, 43, 65, 199, 215, 559, 995, 2587, 2795, 3631, 8557, 12935, 18155, 42785, 47203, 111241, 156133, 236015, 556205, 722569, 780665, 2029729, 3612845, 9393397, 10148645, 31070467, 46966985, 155352335, 403916071, 2019580355]

約数ペア:

[(1, 2019580355), (5, 403916071), (13, 155352335), (43, 46966985), (65, 31070467), (199, 10148645), (215, 9393397), (559, 3612845), (995, 2029729), (2587, 780665), (2795, 722569), (3631, 556205), (8557, 236015), (12935, 156133), (18155, 111241), (42785, 47203)]