19754746

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{39041}}^1$

素因数の和:39077

約数の個数: 16

約数和(自身を含む): 33732288

約数和(自身を除く): 13977542

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 39041, 78082, 429451, 858902, 897943, 1795886, 9877373, 19754746]

約数ペア:

[(1, 19754746), (2, 9877373), (11, 1795886), (22, 897943), (23, 858902), (46, 429451), (253, 78082), (506, 39041)]