19313305540

素因数分解:

$2^2\times 5^1\times {\mathrm{809}}^1\times {\mathrm{1193653}}^1$

素因数の和:1194471

約数の個数: 24

約数和(自身を含む): 40608109080

約数和(自身を除く): 21294803540

約数列:

[1, 2, 4, 5, 10, 20, 809, 1618, 3236, 4045, 8090, 16180, 1193653, 2387306, 4774612, 5968265, 11936530, 23873060, 965665277, 1931330554, 3862661108, 4828326385, 9656652770, 19313305540]

約数ペア:

[(1, 19313305540), (2, 9656652770), (4, 4828326385), (5, 3862661108), (10, 1931330554), (20, 965665277), (809, 23873060), (1618, 11936530), (3236, 5968265), (4045, 4774612), (8090, 2387306), (16180, 1193653)]