19681546

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{19961}}^1$

素因数の和:20009

約数の個数: 16

約数和(自身を含む): 32338440

約数和(自身を除く): 12656894

約数列:

[1, 2, 17, 29, 34, 58, 493, 986, 19961, 39922, 339337, 578869, 678674, 1157738, 9840773, 19681546]

約数ペア:

[(1, 19681546), (2, 9840773), (17, 1157738), (29, 678674), (34, 578869), (58, 339337), (493, 39922), (986, 19961)]