18507339

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:748

約数の個数: 32

約数和(自身を含む): 29551680

約数和(自身を除く): 11044341

約数列:

[1, 3, 9, 17, 27, 51, 61, 153, 183, 459, 549, 661, 1037, 1647, 1983, 3111, 5949, 9333, 11237, 17847, 27999, 33711, 40321, 101133, 120963, 303399, 362889, 685457, 1088667, 2056371, 6169113, 18507339]

約数ペア:

[(1, 18507339), (3, 6169113), (9, 2056371), (17, 1088667), (27, 685457), (51, 362889), (61, 303399), (153, 120963), (183, 101133), (459, 40321), (549, 33711), (661, 27999), (1037, 17847), (1647, 11237), (1983, 9333), (3111, 5949)]