19401034

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1\times {\mathrm{431}}^1$

素因数の和:821

約数の個数: 16

約数和(自身を含む): 29673216

約数和(自身を除く): 10272182

約数列:

[1, 2, 71, 142, 317, 431, 634, 862, 22507, 30601, 45014, 61202, 136627, 273254, 9700517, 19401034]

約数ペア:

[(1, 19401034), (2, 9700517), (71, 273254), (142, 136627), (317, 61202), (431, 45014), (634, 30601), (862, 22507)]