20508286

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1\times {\mathrm{743}}^1$

素因数の和:1155

約数の個数: 16

約数和(自身を含む): 31721184

約数和(自身を除く): 11212898

約数列:

[1, 2, 37, 74, 373, 743, 746, 1486, 13801, 27491, 27602, 54982, 277139, 554278, 10254143, 20508286]

約数ペア:

[(1, 20508286), (2, 10254143), (37, 554278), (74, 277139), (373, 54982), (743, 27602), (746, 27491), (1486, 13801)]