18328599

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{5519}}^1$

素因数の和:5572

約数の個数: 20

約数和(自身を含む): 28052640

約数和(自身を除く): 9724041

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 5519, 16557, 49671, 149013, 226279, 447039, 678837, 2036511, 6109533, 18328599]

約数ペア:

[(1, 18328599), (3, 6109533), (9, 2036511), (27, 678837), (41, 447039), (81, 226279), (123, 149013), (369, 49671), (1107, 16557), (3321, 5519)]