18695626

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{1459}}^1$

素因数の和:1653

約数の個数: 16

約数和(自身を含む): 28908000

約数和(自身を除く): 10212374

約数列:

[1, 2, 43, 86, 149, 298, 1459, 2918, 6407, 12814, 62737, 125474, 217391, 434782, 9347813, 18695626]

約数ペア:

[(1, 18695626), (2, 9347813), (43, 434782), (86, 217391), (149, 125474), (298, 62737), (1459, 12814), (2918, 6407)]