19902176

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3863}}^1$

素因数の和:3903

約数の個数: 48

約数和(自身を含む): 46738944

約数和(自身を除く): 26836768

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 112, 161, 184, 224, 322, 368, 644, 736, 1288, 2576, 3863, 5152, 7726, 15452, 27041, 30904, 54082, 61808, 88849, 108164, 123616, 177698, 216328, 355396, 432656, 621943, 710792, 865312, 1243886, 1421584, 2487772, 2843168, 4975544, 9951088, 19902176]

約数ペア:

[(1, 19902176), (2, 9951088), (4, 4975544), (7, 2843168), (8, 2487772), (14, 1421584), (16, 1243886), (23, 865312), (28, 710792), (32, 621943), (46, 432656), (56, 355396), (92, 216328), (112, 177698), (161, 123616), (184, 108164), (224, 88849), (322, 61808), (368, 54082), (644, 30904), (736, 27041), (1288, 15452), (2576, 7726), (3863, 5152)]