30391834

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{19457}}^1$

素因数の和:19541

約数の個数: 16

約数和(自身を含む): 50435136

約数和(自身を除く): 20043302

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 19457, 38914, 214027, 428054, 1381447, 2762894, 15195917, 30391834]

約数ペア:

[(1, 30391834), (2, 15195917), (11, 2762894), (22, 1381447), (71, 428054), (142, 214027), (781, 38914), (1562, 19457)]