18764139

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{1823}}^1$

素因数の和:1946

約数の個数: 16

約数和(自身を含む): 25915392

約数和(自身を除く): 7151253

約数列:

[1, 3, 47, 73, 141, 219, 1823, 3431, 5469, 10293, 85681, 133079, 257043, 399237, 6254713, 18764139]

約数ペア:

[(1, 18764139), (3, 6254713), (47, 399237), (73, 257043), (141, 133079), (219, 85681), (1823, 10293), (3431, 5469)]