20239541265

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{447827}}^1$

素因数の和:447989

約数の個数: 32

約数和(自身を含む): 34049258496

約数和(自身を除く): 13809717231

約数列:

[1, 3, 5, 15, 23, 69, 115, 131, 345, 393, 655, 1965, 3013, 9039, 15065, 45195, 447827, 1343481, 2239135, 6717405, 10300021, 30900063, 51500105, 58665337, 154500315, 175996011, 293326685, 879980055, 1349302751, 4047908253, 6746513755, 20239541265]

約数ペア:

[(1, 20239541265), (3, 6746513755), (5, 4047908253), (15, 1349302751), (23, 879980055), (69, 293326685), (115, 175996011), (131, 154500315), (345, 58665337), (393, 51500105), (655, 30900063), (1965, 10300021), (3013, 6717405), (9039, 2239135), (15065, 1343481), (45195, 447827)]