419824

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1381}}^1$

素因数の和:1408

約数の個数: 20

約数和(自身を含む): 856840

約数和(自身を除く): 437016

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1381, 2762, 5524, 11048, 22096, 26239, 52478, 104956, 209912, 419824]

約数ペア:

[(1, 419824), (2, 209912), (4, 104956), (8, 52478), (16, 26239), (19, 22096), (38, 11048), (76, 5524), (152, 2762), (304, 1381)]