18946707

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{4457}}^1$

素因数の和:4582

約数の個数: 16

約数和(自身を含む): 27461280

約数和(自身を除く): 8514573

約数列:

[1, 3, 13, 39, 109, 327, 1417, 4251, 4457, 13371, 57941, 173823, 485813, 1457439, 6315569, 18946707]

約数ペア:

[(1, 18946707), (3, 6315569), (13, 1457439), (39, 485813), (109, 173823), (327, 57941), (1417, 13371), (4251, 4457)]