18976042

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1\times {\mathrm{739}}^1$

素因数の和:1125

約数の個数: 16

約数和(自身を含む): 29357280

約数和(自身を除く): 10381238

約数列:

[1, 2, 37, 74, 347, 694, 739, 1478, 12839, 25678, 27343, 54686, 256433, 512866, 9488021, 18976042]

約数ペア:

[(1, 18976042), (2, 9488021), (37, 512866), (74, 256433), (347, 54686), (694, 27343), (739, 25678), (1478, 12839)]