18522027

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{13451}}^1$

素因数の和:13480

約数の個数: 20

約数和(自身を含む): 29298456

約数和(自身を除く): 10776429

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 13451, 40353, 121059, 228667, 363177, 686001, 1089531, 2058003, 6174009, 18522027]

約数ペア:

[(1, 18522027), (3, 6174009), (9, 2058003), (17, 1089531), (27, 686001), (51, 363177), (81, 228667), (153, 121059), (459, 40353), (1377, 13451)]