19409817

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{4789}}^1$

素因数の和:4992

約数の個数: 16

約数和(自身を含む): 29736320

約数和(自身を除く): 10326503

約数列:

[1, 3, 7, 21, 193, 579, 1351, 4053, 4789, 14367, 33523, 100569, 924277, 2772831, 6469939, 19409817]

約数ペア:

[(1, 19409817), (3, 6469939), (7, 2772831), (21, 924277), (193, 100569), (579, 33523), (1351, 14367), (4053, 4789)]