18885574

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{743}}^1$

素因数の和:995

約数の個数: 16

約数和(自身を含む): 28926720

約数和(自身を除く): 10041146

約数列:

[1, 2, 71, 142, 179, 358, 743, 1486, 12709, 25418, 52753, 105506, 132997, 265994, 9442787, 18885574]

約数ペア:

[(1, 18885574), (2, 9442787), (71, 265994), (142, 132997), (179, 105506), (358, 52753), (743, 25418), (1486, 12709)]