19493356

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{653}}^1$

素因数の和:1113

約数の個数: 24

約数和(自身を含む): 36257760

約数和(自身を除く): 16764404

約数列:

[1, 2, 4, 17, 34, 68, 439, 653, 878, 1306, 1756, 2612, 7463, 11101, 14926, 22202, 29852, 44404, 286667, 573334, 1146668, 4873339, 9746678, 19493356]

約数ペア:

[(1, 19493356), (2, 9746678), (4, 4873339), (17, 1146668), (34, 573334), (68, 286667), (439, 44404), (653, 29852), (878, 22202), (1306, 14926), (1756, 11101), (2612, 7463)]