2009554735

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{87811}}^1$

素因数の和:88038

約数の個数: 16

約数和(自身を含む): 2528985600

約数和(自身を除く): 519430865

約数列:

[1, 5, 23, 115, 199, 995, 4577, 22885, 87811, 439055, 2019653, 10098265, 17474389, 87371945, 401910947, 2009554735]

約数ペア:

[(1, 2009554735), (5, 401910947), (23, 87371945), (115, 17474389), (199, 10098265), (995, 2019653), (4577, 439055), (22885, 87811)]