19051029

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 28259712

約数和(自身を除く): 9208683

約数列:

[1, 3, 9, 73, 107, 219, 271, 321, 657, 813, 963, 2439, 7811, 19783, 23433, 28997, 59349, 70299, 86991, 178047, 260973, 2116781, 6350343, 19051029]

約数ペア:

[(1, 19051029), (3, 6350343), (9, 2116781), (73, 260973), (107, 178047), (219, 86991), (271, 70299), (321, 59349), (657, 28997), (813, 23433), (963, 19783), (2439, 7811)]