2019793881

素因数分解:

$3^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{257857}}^1$

素因数の和:258240

約数の個数: 16

約数和(自身を含む): 3086044544

約数和(自身を除く): 1066250663

約数列:

[1, 3, 7, 21, 373, 1119, 2611, 7833, 257857, 773571, 1804999, 5414997, 96180661, 288541983, 673264627, 2019793881]

約数ペア:

[(1, 2019793881), (3, 673264627), (7, 288541983), (21, 96180661), (373, 5414997), (1119, 1804999), (2611, 773571), (7833, 257857)]