18468963

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1249}}^1$

素因数の和:1339

約数の個数: 24

約数和(自身を含む): 28080000

約数和(自身を除く): 9611037

約数列:

[1, 3, 9, 31, 53, 93, 159, 279, 477, 1249, 1643, 3747, 4929, 11241, 14787, 38719, 66197, 116157, 198591, 348471, 595773, 2052107, 6156321, 18468963]

約数ペア:

[(1, 18468963), (3, 6156321), (9, 2052107), (31, 595773), (53, 348471), (93, 198591), (159, 116157), (279, 66197), (477, 38719), (1249, 14787), (1643, 11241), (3747, 4929)]