16891310

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{18979}}^1$

素因数の和:19075

約数の個数: 16

約数和(自身を含む): 30747600

約数和(自身を除く): 13856290

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 18979, 37958, 94895, 189790, 1689131, 3378262, 8445655, 16891310]

約数ペア:

[(1, 16891310), (2, 8445655), (5, 3378262), (10, 1689131), (89, 189790), (178, 94895), (445, 37958), (890, 18979)]