18644007

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{5749}}^1$

素因数の和:5822

約数の個数: 16

約数和(自身を含む): 26496000

約数和(自身を除く): 7851993

約数列:

[1, 3, 23, 47, 69, 141, 1081, 3243, 5749, 17247, 132227, 270203, 396681, 810609, 6214669, 18644007]

約数ペア:

[(1, 18644007), (3, 6214669), (23, 810609), (47, 396681), (69, 270203), (141, 132227), (1081, 17247), (3243, 5749)]