19479873

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1301}}^1$

素因数の和:1365

約数の個数: 32

約数和(自身を含む): 31997952

約数和(自身を除く): 12518079

約数列:

[1, 3, 7, 21, 23, 31, 69, 93, 161, 217, 483, 651, 713, 1301, 2139, 3903, 4991, 9107, 14973, 27321, 29923, 40331, 89769, 120993, 209461, 282317, 628383, 846951, 927613, 2782839, 6493291, 19479873]

約数ペア:

[(1, 19479873), (3, 6493291), (7, 2782839), (21, 927613), (23, 846951), (31, 628383), (69, 282317), (93, 209461), (161, 120993), (217, 89769), (483, 40331), (651, 29923), (713, 27321), (1301, 14973), (2139, 9107), (3903, 4991)]