20161638008

素因数分解:

$2^3\times {\mathrm{5591}}^1\times {\mathrm{450761}}^1$

素因数の和:456358

約数の個数: 16

約数和(自身を含む): 37809916560

約数和(自身を除く): 17648278552

約数列:

[1, 2, 4, 8, 5591, 11182, 22364, 44728, 450761, 901522, 1803044, 3606088, 2520204751, 5040409502, 10080819004, 20161638008]

約数ペア:

[(1, 20161638008), (2, 10080819004), (4, 5040409502), (8, 2520204751), (5591, 3606088), (11182, 1803044), (22364, 901522), (44728, 450761)]