18556027

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 24537600

約数和(自身を除く): 5981573

約数列:

[1, 7, 17, 19, 29, 119, 133, 203, 283, 323, 493, 551, 1981, 2261, 3451, 3857, 4811, 5377, 8207, 9367, 33677, 37639, 57449, 65569, 91409, 139519, 155933, 639863, 976633, 1091531, 2650861, 18556027]

約数ペア:

[(1, 18556027), (7, 2650861), (17, 1091531), (19, 976633), (29, 639863), (119, 155933), (133, 139519), (203, 91409), (283, 65569), (323, 57449), (493, 37639), (551, 33677), (1981, 9367), (2261, 8207), (3451, 5377), (3857, 4811)]