19892445

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{30841}}^1$

素因数の和:30892

約数の個数: 16

約数和(自身を含む): 32569152

約数和(自身を除く): 12676707

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 30841, 92523, 154205, 462615, 1326163, 3978489, 6630815, 19892445]

約数ペア:

[(1, 19892445), (3, 6630815), (5, 3978489), (15, 1326163), (43, 462615), (129, 154205), (215, 92523), (645, 30841)]