20187291649

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{1051}}^1\times {\mathrm{74161}}^1$

素因数の和:75256

約数の個数: 16

約数和(自身を含む): 23717600896

約数和(自身を除く): 3530309247

約数列:

[1, 7, 37, 259, 1051, 7357, 38887, 74161, 272209, 519127, 2743957, 19207699, 77943211, 545602477, 2883898807, 20187291649]

約数ペア:

[(1, 20187291649), (7, 2883898807), (37, 545602477), (259, 77943211), (1051, 19207699), (7357, 2743957), (38887, 519127), (74161, 272209)]