20922892

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{5443}}^1$

素因数の和:5509

約数の個数: 18

約数和(自身を含む): 37841244

約数和(自身を除く): 16918352

約数列:

[1, 2, 4, 31, 62, 124, 961, 1922, 3844, 5443, 10886, 21772, 168733, 337466, 674932, 5230723, 10461446, 20922892]

約数ペア:

[(1, 20922892), (2, 10461446), (4, 5230723), (31, 674932), (62, 337466), (124, 168733), (961, 21772), (1922, 10886), (3844, 5443)]