19045773

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{3221}}^1$

素因数の和:3306

約数の個数: 20

約数和(自身を含む): 28849788

約数和(自身を除く): 9804015

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 3221, 5913, 9663, 28989, 86967, 235133, 260901, 705399, 2116197, 6348591, 19045773]

約数ペア:

[(1, 19045773), (3, 6348591), (9, 2116197), (27, 705399), (73, 260901), (81, 235133), (219, 86967), (657, 28989), (1971, 9663), (3221, 5913)]