16687540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{49081}}^1$

素因数の和:49107

約数の個数: 24

約数和(自身を含む): 37105992

約数和(自身を除く): 20418452

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 49081, 98162, 196324, 245405, 490810, 834377, 981620, 1668754, 3337508, 4171885, 8343770, 16687540]

約数ペア:

[(1, 16687540), (2, 8343770), (4, 4171885), (5, 3337508), (10, 1668754), (17, 981620), (20, 834377), (34, 490810), (68, 245405), (85, 196324), (170, 98162), (340, 49081)]