19067540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{56081}}^1$

素因数の和:56107

約数の個数: 24

約数和(自身を含む): 42397992

約数和(自身を除く): 23330452

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 56081, 112162, 224324, 280405, 560810, 953377, 1121620, 1906754, 3813508, 4766885, 9533770, 19067540]

約数ペア:

[(1, 19067540), (2, 9533770), (4, 4766885), (5, 3813508), (10, 1906754), (17, 1121620), (20, 953377), (34, 560810), (68, 280405), (85, 224324), (170, 112162), (340, 56081)]