19264731

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{151}}^1$

素因数の和:263

約数の個数: 24

約数和(自身を含む): 27622656

約数和(自身を除く): 8357925

約数列:

[1, 3, 23, 43, 69, 129, 151, 453, 989, 1849, 2967, 3473, 5547, 6493, 10419, 19479, 42527, 127581, 149339, 279199, 448017, 837597, 6421577, 19264731]

約数ペア:

[(1, 19264731), (3, 6421577), (23, 837597), (43, 448017), (69, 279199), (129, 149339), (151, 127581), (453, 42527), (989, 19479), (1849, 10419), (2967, 6493), (3473, 5547)]