19345389

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{9497}}^1$

素因数の和:9604

約数の個数: 16

約数和(自身を含む): 29785728

約数和(自身を除く): 10440339

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 9497, 28491, 66479, 199437, 921209, 2763627, 6448463, 19345389]

約数ペア:

[(1, 19345389), (3, 6448463), (7, 2763627), (21, 921209), (97, 199437), (291, 66479), (679, 28491), (2037, 9497)]