20137888

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{15349}}^1$

素因数の和:15400

約数の個数: 24

約数和(自身を含む): 40616100

約数和(自身を除く): 20478212

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 15349, 30698, 61396, 122792, 245584, 491168, 629309, 1258618, 2517236, 5034472, 10068944, 20137888]

約数ペア:

[(1, 20137888), (2, 10068944), (4, 5034472), (8, 2517236), (16, 1258618), (32, 629309), (41, 491168), (82, 245584), (164, 122792), (328, 61396), (656, 30698), (1312, 15349)]