20831146

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{64693}}^1$

素因数の和:64725

約数の個数: 16

約数和(自身を含む): 37263744

約数和(自身を除く): 16432598

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 64693, 129386, 452851, 905702, 1487939, 2975878, 10415573, 20831146]

約数ペア:

[(1, 20831146), (2, 10415573), (7, 2975878), (14, 1487939), (23, 905702), (46, 452851), (161, 129386), (322, 64693)]