16845260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{20543}}^1$

素因数の和:20593

約数の個数: 24

約数和(自身を含む): 36239616

約数和(自身を除く): 19394356

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 20543, 41086, 82172, 102715, 205430, 410860, 842263, 1684526, 3369052, 4211315, 8422630, 16845260]

約数ペア:

[(1, 16845260), (2, 8422630), (4, 4211315), (5, 3369052), (10, 1684526), (20, 842263), (41, 410860), (82, 205430), (164, 102715), (205, 82172), (410, 41086), (820, 20543)]