2019650877

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{3160643}}^1$

素因数の和:3160720

約数の個数: 12

約数和(自身を含む): 2958362784

約数和(自身を除く): 938711907

約数列:

[1, 3, 9, 71, 213, 639, 3160643, 9481929, 28445787, 224405653, 673216959, 2019650877]

約数ペア:

[(1, 2019650877), (3, 673216959), (9, 224405653), (71, 28445787), (213, 9481929), (639, 3160643)]