2020759965

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{19381}}^1$

素因数の和:19730

約数の個数: 48

約数和(自身を含む): 4015330176

約数和(自身を除く): 1994570211

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 331, 993, 1655, 2317, 2979, 4965, 6951, 11585, 14895, 19381, 20853, 34755, 58143, 96905, 104265, 135667, 174429, 290715, 407001, 678335, 872145, 1221003, 2035005, 6105015, 6415111, 19245333, 32075555, 44905777, 57735999, 96226665, 134717331, 224528885, 288679995, 404151993, 673586655, 2020759965]

約数ペア:

[(1, 2020759965), (3, 673586655), (5, 404151993), (7, 288679995), (9, 224528885), (15, 134717331), (21, 96226665), (35, 57735999), (45, 44905777), (63, 32075555), (105, 19245333), (315, 6415111), (331, 6105015), (993, 2035005), (1655, 1221003), (2317, 872145), (2979, 678335), (4965, 407001), (6951, 290715), (11585, 174429), (14895, 135667), (19381, 104265), (20853, 96905), (34755, 58143)]