20336845

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{3571}}^1$

素因数の和:3660

約数の個数: 16

約数和(自身を含む): 26232768

約数和(自身を除く): 5895923

約数列:

[1, 5, 17, 67, 85, 335, 1139, 3571, 5695, 17855, 60707, 239257, 303535, 1196285, 4067369, 20336845]

約数ペア:

[(1, 20336845), (5, 4067369), (17, 1196285), (67, 303535), (85, 239257), (335, 60707), (1139, 17855), (3571, 5695)]