20367025959

素因数分解:

$3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{919}}^1\times {\mathrm{1409}}^1$

素因数の和:2452

約数の個数: 48

約数和(自身を含む): 31942252800

約数和(自身を除く): 11575226841

約数列:

[1, 3, 7, 21, 49, 107, 147, 321, 749, 919, 1409, 2247, 2757, 4227, 5243, 6433, 9863, 15729, 19299, 29589, 45031, 69041, 98333, 135093, 150763, 207123, 294999, 452289, 688331, 1055341, 1294871, 2064993, 3166023, 3884613, 4818317, 7387387, 9064097, 14454951, 22162161, 27192291, 63448679, 138551197, 190346037, 415653591, 969858379, 2909575137, 6789008653, 20367025959]

約数ペア:

[(1, 20367025959), (3, 6789008653), (7, 2909575137), (21, 969858379), (49, 415653591), (107, 190346037), (147, 138551197), (321, 63448679), (749, 27192291), (919, 22162161), (1409, 14454951), (2247, 9064097), (2757, 7387387), (4227, 4818317), (5243, 3884613), (6433, 3166023), (9863, 2064993), (15729, 1294871), (19299, 1055341), (29589, 688331), (45031, 452289), (69041, 294999), (98333, 207123), (135093, 150763)]