19380843

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{9833}}^1$

素因数の和:9915

約数の個数: 16

約数和(自身を含む): 29108640

約数和(自身を除く): 9727797

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 9833, 29499, 88497, 265491, 717809, 2153427, 6460281, 19380843]

約数ペア:

[(1, 19380843), (3, 6460281), (9, 2153427), (27, 717809), (73, 265491), (219, 88497), (657, 29499), (1971, 9833)]