16818381

素因数分解:

$3^3\times {\mathrm{307}}^1\times {\mathrm{2029}}^1$

素因数の和:2345

約数の個数: 16

約数和(自身を含む): 25009600

約数和(自身を除く): 8191219

約数列:

[1, 3, 9, 27, 307, 921, 2029, 2763, 6087, 8289, 18261, 54783, 622903, 1868709, 5606127, 16818381]

約数ペア:

[(1, 16818381), (3, 5606127), (9, 1868709), (27, 622903), (307, 54783), (921, 18261), (2029, 8289), (2763, 6087)]