16906978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{33413}}^1$

素因数の和:33449

約数の個数: 16

約数和(自身を含む): 28869696

約数和(自身を除く): 11962718

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 33413, 66826, 367543, 735086, 768499, 1536998, 8453489, 16906978]

約数ペア:

[(1, 16906978), (2, 8453489), (11, 1536998), (22, 768499), (23, 735086), (46, 367543), (253, 66826), (506, 33413)]