20581232

素因数分解:

$2^4\times 7^1\times {\mathrm{183761}}^1$

素因数の和:183776

約数の個数: 20

約数和(自身を含む): 45572976

約数和(自身を除く): 24991744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 183761, 367522, 735044, 1286327, 1470088, 2572654, 2940176, 5145308, 10290616, 20581232]

約数ペア:

[(1, 20581232), (2, 10290616), (4, 5145308), (7, 2940176), (8, 2572654), (14, 1470088), (16, 1286327), (28, 735044), (56, 367522), (112, 183761)]