18400246

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{1103}}^1$

素因数の和:1563

約数の個数: 16

約数和(自身を含む): 29145600

約数和(自身を除く): 10745354

約数列:

[1, 2, 19, 38, 439, 878, 1103, 2206, 8341, 16682, 20957, 41914, 484217, 968434, 9200123, 18400246]

約数ペア:

[(1, 18400246), (2, 9200123), (19, 968434), (38, 484217), (439, 41914), (878, 20957), (1103, 16682), (2206, 8341)]