31891366

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{2999}}^1$

素因数の和:3423

約数の個数: 16

約数和(自身を含む): 51660000

約数和(自身を除く): 19768634

約数列:

[1, 2, 13, 26, 409, 818, 2999, 5317, 5998, 10634, 38987, 77974, 1226591, 2453182, 15945683, 31891366]

約数ペア:

[(1, 31891366), (2, 15945683), (13, 2453182), (26, 1226591), (409, 77974), (818, 38987), (2999, 10634), (5317, 5998)]