18697010

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{4259}}^1$

素因数の和:4705

約数の個数: 16

約数和(自身を含む): 33739200

約数和(自身を除く): 15042190

約数列:

[1, 2, 5, 10, 439, 878, 2195, 4259, 4390, 8518, 21295, 42590, 1869701, 3739402, 9348505, 18697010]

約数ペア:

[(1, 18697010), (2, 9348505), (5, 3739402), (10, 1869701), (439, 42590), (878, 21295), (2195, 8518), (4259, 4390)]