18391053

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 26873856

約数和(自身を除く): 8482803

約数列:

[1, 3, 23, 47, 53, 69, 107, 141, 159, 321, 1081, 1219, 2461, 2491, 3243, 3657, 5029, 5671, 7383, 7473, 15087, 17013, 57293, 115667, 130433, 171879, 266537, 347001, 391299, 799611, 6130351, 18391053]

約数ペア:

[(1, 18391053), (3, 6130351), (23, 799611), (47, 391299), (53, 347001), (69, 266537), (107, 171879), (141, 130433), (159, 115667), (321, 57293), (1081, 17013), (1219, 15087), (2461, 7473), (2491, 7383), (3243, 5671), (3657, 5029)]