20137072

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{29269}}^1$

素因数の和:29320

約数の個数: 20

約数和(自身を含む): 39924280

約数和(自身を除く): 19787208

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 29269, 58538, 117076, 234152, 468304, 1258567, 2517134, 5034268, 10068536, 20137072]

約数ペア:

[(1, 20137072), (2, 10068536), (4, 5034268), (8, 2517134), (16, 1258567), (43, 468304), (86, 234152), (172, 117076), (344, 58538), (688, 29269)]