18080145

素因数分解:

$3^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{673}}^1$

素因数の和:886

約数の個数: 32

約数和(自身を含む): 32352000

約数和(自身を除く): 14271855

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 199, 597, 673, 995, 1791, 2019, 2985, 3365, 5373, 6057, 8955, 10095, 18171, 26865, 30285, 90855, 133927, 401781, 669635, 1205343, 2008905, 3616029, 6026715, 18080145]

約数ペア:

[(1, 18080145), (3, 6026715), (5, 3616029), (9, 2008905), (15, 1205343), (27, 669635), (45, 401781), (135, 133927), (199, 90855), (597, 30285), (673, 26865), (995, 18171), (1791, 10095), (2019, 8955), (2985, 6057), (3365, 5373)]