17891929

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{739}}^1$

素因数の和:852

約数の個数: 16

約数和(自身を含む): 20459520

約数和(自身を除く): 2567591

約数列:

[1, 11, 31, 71, 341, 739, 781, 2201, 8129, 22909, 24211, 52469, 251999, 577159, 1626539, 17891929]

約数ペア:

[(1, 17891929), (11, 1626539), (31, 577159), (71, 251999), (341, 52469), (739, 24211), (781, 22909), (2201, 8129)]