18784328

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{33071}}^1$

素因数の和:33148

約数の個数: 16

約数和(自身を含む): 35717760

約数和(自身を除く): 16933432

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 33071, 66142, 132284, 264568, 2348041, 4696082, 9392164, 18784328]

約数ペア:

[(1, 18784328), (2, 9392164), (4, 4696082), (8, 2348041), (71, 264568), (142, 132284), (284, 66142), (568, 33071)]