16904414

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{673}}^1$

素因数の和:1355

約数の個数: 16

約数和(自身を含む): 26771280

約数和(自身を除く): 9866866

約数列:

[1, 2, 19, 38, 661, 673, 1322, 1346, 12559, 12787, 25118, 25574, 444853, 889706, 8452207, 16904414]

約数ペア:

[(1, 16904414), (2, 8452207), (19, 889706), (38, 444853), (661, 25574), (673, 25118), (1322, 12787), (1346, 12559)]