19247683

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6823}}^1$

素因数の和:6874

約数の個数: 16

約数和(自身を含む): 24457216

約数和(自身を除く): 5209533

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 6823, 47761, 88699, 211513, 620893, 1480591, 2749669, 19247683]

約数ペア:

[(1, 19247683), (7, 2749669), (13, 1480591), (31, 620893), (91, 211513), (217, 88699), (403, 47761), (2821, 6823)]