20481184

素因数分解:

$2^5\times {\mathrm{101}}^1\times {\mathrm{6337}}^1$

素因数の和:6448

約数の個数: 24

約数和(自身を含む): 40727988

約数和(自身を除く): 20246804

約数列:

[1, 2, 4, 8, 16, 32, 101, 202, 404, 808, 1616, 3232, 6337, 12674, 25348, 50696, 101392, 202784, 640037, 1280074, 2560148, 5120296, 10240592, 20481184]

約数ペア:

[(1, 20481184), (2, 10240592), (4, 5120296), (8, 2560148), (16, 1280074), (32, 640037), (101, 202784), (202, 101392), (404, 50696), (808, 25348), (1616, 12674), (3232, 6337)]