20766494

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{7307}}^1$

素因数の和:7352

約数の個数: 24

約数和(自身を含む): 37490040

約数和(自身を除く): 16723546

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 406, 1421, 2842, 7307, 14614, 51149, 102298, 211903, 358043, 423806, 716086, 1483321, 2966642, 10383247, 20766494]

約数ペア:

[(1, 20766494), (2, 10383247), (7, 2966642), (14, 1483321), (29, 716086), (49, 423806), (58, 358043), (98, 211903), (203, 102298), (406, 51149), (1421, 14614), (2842, 7307)]