20510868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{244177}}^1$

素因数の和:244191

約数の個数: 24

約数和(自身を含む): 54695872

約数和(自身を除く): 34185004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 244177, 488354, 732531, 976708, 1465062, 1709239, 2930124, 3418478, 5127717, 6836956, 10255434, 20510868]

約数ペア:

[(1, 20510868), (2, 10255434), (3, 6836956), (4, 5127717), (6, 3418478), (7, 2930124), (12, 1709239), (14, 1465062), (21, 976708), (28, 732531), (42, 488354), (84, 244177)]