28118116

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17443}}^1$

素因数の和:17491

約数の個数: 24

約数和(自身を含む): 54704384

約数和(自身を除く): 26586268

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 17443, 34886, 69772, 226759, 453518, 540733, 907036, 1081466, 2162932, 7029529, 14059058, 28118116]

約数ペア:

[(1, 28118116), (2, 14059058), (4, 7029529), (13, 2162932), (26, 1081466), (31, 907036), (52, 540733), (62, 453518), (124, 226759), (403, 69772), (806, 34886), (1612, 17443)]