20219016045

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{389}}^1\times {\mathrm{643}}^1$

素因数の和:1374

約数の個数: 64

約数和(自身を含む): 34503356160

約数和(自身を除く): 14284340115

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 317, 389, 643, 951, 1167, 1585, 1929, 1945, 3215, 4755, 5389, 5835, 6613, 9645, 10931, 16167, 19839, 26945, 32793, 33065, 54655, 80835, 99195, 123313, 163965, 203831, 250127, 369939, 611493, 616565, 750381, 1019155, 1250635, 1849695, 2096321, 3057465, 3465127, 3751905, 4252159, 6288963, 10395381, 10481605, 12756477, 17325635, 21260795, 31444815, 51976905, 63782385, 79290259, 237870777, 396451295, 1189353885, 1347934403, 4043803209, 6739672015, 20219016045]

約数ペア:

[(1, 20219016045), (3, 6739672015), (5, 4043803209), (15, 1347934403), (17, 1189353885), (51, 396451295), (85, 237870777), (255, 79290259), (317, 63782385), (389, 51976905), (643, 31444815), (951, 21260795), (1167, 17325635), (1585, 12756477), (1929, 10481605), (1945, 10395381), (3215, 6288963), (4755, 4252159), (5389, 3751905), (5835, 3465127), (6613, 3057465), (9645, 2096321), (10931, 1849695), (16167, 1250635), (19839, 1019155), (26945, 750381), (32793, 616565), (33065, 611493), (54655, 369939), (80835, 250127), (99195, 203831), (123313, 163965)]