13405168

素因数分解:

$2^4\times 7^1\times {\mathrm{119689}}^1$

素因数の和:119704

約数の個数: 20

約数和(自身を含む): 29683120

約数和(自身を除く): 16277952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 119689, 239378, 478756, 837823, 957512, 1675646, 1915024, 3351292, 6702584, 13405168]

約数ペア:

[(1, 13405168), (2, 6702584), (4, 3351292), (7, 1915024), (8, 1675646), (14, 957512), (16, 837823), (28, 478756), (56, 239378), (112, 119689)]