39781136

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{130859}}^1$

素因数の和:130886

約数の個数: 20

約数和(自身を含む): 81133200

約数和(自身を除く): 41352064

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 130859, 261718, 523436, 1046872, 2093744, 2486321, 4972642, 9945284, 19890568, 39781136]

約数ペア:

[(1, 39781136), (2, 19890568), (4, 9945284), (8, 4972642), (16, 2486321), (19, 2093744), (38, 1046872), (76, 523436), (152, 261718), (304, 130859)]