19180660

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{9311}}^1$

素因数の和:9423

約数の個数: 24

約数和(自身を含む): 40674816

約数和(自身を除く): 21494156

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 9311, 18622, 37244, 46555, 93110, 186220, 959033, 1918066, 3836132, 4795165, 9590330, 19180660]

約数ペア:

[(1, 19180660), (2, 9590330), (4, 4795165), (5, 3836132), (10, 1918066), (20, 959033), (103, 186220), (206, 93110), (412, 46555), (515, 37244), (1030, 18622), (2060, 9311)]