20343496

素因数分解:

$2^3\times {\mathrm{1109}}^1\times {\mathrm{2293}}^1$

素因数の和:3408

約数の個数: 16

約数和(自身を含む): 38195100

約数和(自身を除く): 17851604

約数列:

[1, 2, 4, 8, 1109, 2218, 2293, 4436, 4586, 8872, 9172, 18344, 2542937, 5085874, 10171748, 20343496]

約数ペア:

[(1, 20343496), (2, 10171748), (4, 5085874), (8, 2542937), (1109, 18344), (2218, 9172), (2293, 8872), (4436, 4586)]