19934856897

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{727}}^1\times {\mathrm{537661}}^1$

素因数の和:538408

約数の個数: 16

約数和(自身を含む): 28182091392

約数和(自身を除く): 8247234495

約数列:

[1, 3, 17, 51, 727, 2181, 12359, 37077, 537661, 1612983, 9140237, 27420711, 390879547, 1172638641, 6644952299, 19934856897]

約数ペア:

[(1, 19934856897), (3, 6644952299), (17, 1172638641), (51, 390879547), (727, 27420711), (2181, 9140237), (12359, 1612983), (37077, 537661)]