19789377

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{12517}}^1$

素因数の和:12568

約数の個数: 16

約数和(自身を含む): 28841472

約数和(自身を除く): 9052095

約数列:

[1, 3, 17, 31, 51, 93, 527, 1581, 12517, 37551, 212789, 388027, 638367, 1164081, 6596459, 19789377]

約数ペア:

[(1, 19789377), (3, 6596459), (17, 1164081), (31, 638367), (51, 388027), (93, 212789), (527, 37551), (1581, 12517)]