19731447

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{479}}^1$

素因数の和:707

約数の個数: 24

約数和(自身を含む): 29952000

約数和(自身を除く): 10220553

約数列:

[1, 3, 9, 23, 69, 199, 207, 479, 597, 1437, 1791, 4311, 4577, 11017, 13731, 33051, 41193, 95321, 99153, 285963, 857889, 2192383, 6577149, 19731447]

約数ペア:

[(1, 19731447), (3, 6577149), (9, 2192383), (23, 857889), (69, 285963), (199, 99153), (207, 95321), (479, 41193), (597, 33051), (1437, 13731), (1791, 11017), (4311, 4577)]