18064042180

素因数分解:

$2^2\times 5^1\times {\mathrm{18899}}^1\times {\mathrm{47791}}^1$

素因数の和:66699

約数の個数: 24

約数和(自身を含む): 37937289600

約数和(自身を除く): 19873247420

約数列:

[1, 2, 4, 5, 10, 20, 18899, 37798, 47791, 75596, 94495, 95582, 188990, 191164, 238955, 377980, 477910, 955820, 903202109, 1806404218, 3612808436, 4516010545, 9032021090, 18064042180]

約数ペア:

[(1, 18064042180), (2, 9032021090), (4, 4516010545), (5, 3612808436), (10, 1806404218), (20, 903202109), (18899, 955820), (37798, 477910), (47791, 377980), (75596, 238955), (94495, 191164), (95582, 188990)]