18944727

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1\times {\mathrm{251}}^1$

素因数の和:574

約数の個数: 16

約数和(自身を含む): 25683840

約数和(自身を除く): 6739113

約数列:

[1, 3, 139, 181, 251, 417, 543, 753, 25159, 34889, 45431, 75477, 104667, 136293, 6314909, 18944727]

約数ペア:

[(1, 18944727), (3, 6314909), (139, 136293), (181, 104667), (251, 75477), (417, 45431), (543, 34889), (753, 25159)]