20157224

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{18127}}^1$

素因数の和:18272

約数の個数: 16

約数和(自身を含む): 38068800

約数和(自身を除く): 17911576

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 18127, 36254, 72508, 145016, 2519653, 5039306, 10078612, 20157224]

約数ペア:

[(1, 20157224), (2, 10078612), (4, 5039306), (8, 2519653), (139, 145016), (278, 72508), (556, 36254), (1112, 18127)]