19476639

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7927}}^1$

素因数の和:7956

約数の個数: 32

約数和(自身を含む): 35517440

約数和(自身を除く): 16040801

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 7927, 23781, 55489, 71343, 103051, 166467, 214029, 309153, 499401, 721357, 927459, 1498203, 2164071, 2782377, 6492213, 19476639]

約数ペア:

[(1, 19476639), (3, 6492213), (7, 2782377), (9, 2164071), (13, 1498203), (21, 927459), (27, 721357), (39, 499401), (63, 309153), (91, 214029), (117, 166467), (189, 103051), (273, 71343), (351, 55489), (819, 23781), (2457, 7927)]