19589769

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{3313}}^1$

素因数の和:3398

約数の個数: 20

約数和(自身を含む): 29673556

約数和(自身を除く): 10083787

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 3313, 5913, 9939, 29817, 89451, 241849, 268353, 725547, 2176641, 6529923, 19589769]

約数ペア:

[(1, 19589769), (3, 6529923), (9, 2176641), (27, 725547), (73, 268353), (81, 241849), (219, 89451), (657, 29817), (1971, 9939), (3313, 5913)]