16947208

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 32535360

約数和(自身を除く): 15588152

約数列:

[1, 2, 4, 8, 103, 131, 157, 206, 262, 314, 412, 524, 628, 824, 1048, 1256, 13493, 16171, 20567, 26986, 32342, 41134, 53972, 64684, 82268, 107944, 129368, 164536, 2118401, 4236802, 8473604, 16947208]

約数ペア:

[(1, 16947208), (2, 8473604), (4, 4236802), (8, 2118401), (103, 164536), (131, 129368), (157, 107944), (206, 82268), (262, 64684), (314, 53972), (412, 41134), (524, 32342), (628, 26986), (824, 20567), (1048, 16171), (1256, 13493)]