18668746

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{1097}}^1$

素因数の和:1293

約数の個数: 16

約数和(自身を含む): 28670976

約数和(自身を除く): 10002230

約数列:

[1, 2, 67, 127, 134, 254, 1097, 2194, 8509, 17018, 73499, 139319, 146998, 278638, 9334373, 18668746]

約数ペア:

[(1, 18668746), (2, 9334373), (67, 278638), (127, 146998), (134, 139319), (254, 73499), (1097, 17018), (2194, 8509)]