18546740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{1753}}^1$

素因数の和:1808

約数の個数: 36

約数和(自身を含む): 40738404

約数和(自身を除く): 22191664

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 529, 1058, 1753, 2116, 2645, 3506, 5290, 7012, 8765, 10580, 17530, 35060, 40319, 80638, 161276, 201595, 403190, 806380, 927337, 1854674, 3709348, 4636685, 9273370, 18546740]

約数ペア:

[(1, 18546740), (2, 9273370), (4, 4636685), (5, 3709348), (10, 1854674), (20, 927337), (23, 806380), (46, 403190), (92, 201595), (115, 161276), (230, 80638), (460, 40319), (529, 35060), (1058, 17530), (1753, 10580), (2116, 8765), (2645, 7012), (3506, 5290)]