19489552

素因数分解:

$2^4\times {\mathrm{479}}^1\times {\mathrm{2543}}^1$

素因数の和:3030

約数の個数: 20

約数和(自身を含む): 37854720

約数和(自身を除く): 18365168

約数列:

[1, 2, 4, 8, 16, 479, 958, 1916, 2543, 3832, 5086, 7664, 10172, 20344, 40688, 1218097, 2436194, 4872388, 9744776, 19489552]

約数ペア:

[(1, 19489552), (2, 9744776), (4, 4872388), (8, 2436194), (16, 1218097), (479, 40688), (958, 20344), (1916, 10172), (2543, 7664), (3832, 5086)]