11971888

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{17401}}^1$

素因数の和:17452

約数の個数: 20

約数和(自身を含む): 23736328

約数和(自身を除く): 11764440

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 17401, 34802, 69604, 139208, 278416, 748243, 1496486, 2992972, 5985944, 11971888]

約数ペア:

[(1, 11971888), (2, 5985944), (4, 2992972), (8, 1496486), (16, 748243), (43, 278416), (86, 139208), (172, 69604), (344, 34802), (688, 17401)]