81814912

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{33641}}^1$

素因数の和:33674

約数の個数: 32

約数和(自身を含む): 171574200

約数和(自身を除く): 89759288

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 33641, 67282, 134564, 269128, 538256, 639179, 1076512, 1278358, 2153024, 2556716, 4306048, 5113432, 10226864, 20453728, 40907456, 81814912]

約数ペア:

[(1, 81814912), (2, 40907456), (4, 20453728), (8, 10226864), (16, 5113432), (19, 4306048), (32, 2556716), (38, 2153024), (64, 1278358), (76, 1076512), (128, 639179), (152, 538256), (304, 269128), (608, 134564), (1216, 67282), (2432, 33641)]