19481881

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{919}}^1$

素因数の和:1008

約数の個数: 16

約数和(自身を含む): 21859200

約数和(自身を除く): 2377319

約数列:

[1, 17, 29, 43, 493, 731, 919, 1247, 15623, 21199, 26651, 39517, 453067, 671789, 1145993, 19481881]

約数ペア:

[(1, 19481881), (17, 1145993), (29, 671789), (43, 453067), (493, 39517), (731, 26651), (919, 21199), (1247, 15623)]