19492029

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:318

約数の個数: 32

約数和(自身を含む): 30018560

約数和(自身を除く): 10526531

約数列:

[1, 3, 9, 27, 43, 103, 129, 163, 309, 387, 489, 927, 1161, 1467, 2781, 4401, 4429, 7009, 13287, 16789, 21027, 39861, 50367, 63081, 119583, 151101, 189243, 453303, 721927, 2165781, 6497343, 19492029]

約数ペア:

[(1, 19492029), (3, 6497343), (9, 2165781), (27, 721927), (43, 453303), (103, 189243), (129, 151101), (163, 119583), (309, 63081), (387, 50367), (489, 39861), (927, 21027), (1161, 16789), (1467, 13287), (2781, 7009), (4401, 4429)]