81961232

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{108991}}^1$

素因数の和:109046

約数の個数: 20

約数和(自身を含む): 162180096

約数和(自身を除く): 80218864

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 108991, 217982, 435964, 871928, 1743856, 5122577, 10245154, 20490308, 40980616, 81961232]

約数ペア:

[(1, 81961232), (2, 40980616), (4, 20490308), (8, 10245154), (16, 5122577), (47, 1743856), (94, 871928), (188, 435964), (376, 217982), (752, 108991)]