19457834

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{12457}}^1$

素因数の和:12541

約数の個数: 16

約数和(自身を含む): 32291136

約数和(自身を除く): 12833302

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 12457, 24914, 137027, 274054, 884447, 1768894, 9728917, 19457834]

約数ペア:

[(1, 19457834), (2, 9728917), (11, 1768894), (22, 884447), (71, 274054), (142, 137027), (781, 24914), (1562, 12457)]