20137216

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{7151}}^1$

素因数の和:7178

約数の個数: 36

約数和(自身を含む): 43856064

約数和(自身を除く): 23718848

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 704, 1408, 2816, 7151, 14302, 28604, 57208, 78661, 114416, 157322, 228832, 314644, 457664, 629288, 915328, 1258576, 1830656, 2517152, 5034304, 10068608, 20137216]

約数ペア:

[(1, 20137216), (2, 10068608), (4, 5034304), (8, 2517152), (11, 1830656), (16, 1258576), (22, 915328), (32, 629288), (44, 457664), (64, 314644), (88, 228832), (128, 157322), (176, 114416), (256, 78661), (352, 57208), (704, 28604), (1408, 14302), (2816, 7151)]