1990754906

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7484041}}^1$

素因数の和:7484069

約数の個数: 16

約数和(自身を含む): 3592340160

約数和(自身を除く): 1601585254

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 7484041, 14968082, 52388287, 104776574, 142196779, 284393558, 995377453, 1990754906]

約数ペア:

[(1, 1990754906), (2, 995377453), (7, 284393558), (14, 142196779), (19, 104776574), (38, 52388287), (133, 14968082), (266, 7484041)]