19209201

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{353}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 29973888

約数和(自身を除く): 10764687

約数列:

[1, 3, 11, 17, 33, 51, 97, 187, 291, 353, 561, 1059, 1067, 1649, 3201, 3883, 4947, 6001, 11649, 18003, 18139, 34241, 54417, 66011, 102723, 198033, 376651, 582097, 1129953, 1746291, 6403067, 19209201]

約数ペア:

[(1, 19209201), (3, 6403067), (11, 1746291), (17, 1129953), (33, 582097), (51, 376651), (97, 198033), (187, 102723), (291, 66011), (353, 54417), (561, 34241), (1059, 18139), (1067, 18003), (1649, 11649), (3201, 6001), (3883, 4947)]