20576720355

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{450799}}^1$

素因数の和:451003

約数の個数: 32

約数和(自身を含む): 35054208000

約数和(自身を除く): 14477487645

約数列:

[1, 3, 5, 15, 17, 51, 85, 179, 255, 537, 895, 2685, 3043, 9129, 15215, 45645, 450799, 1352397, 2253995, 6761985, 7663583, 22990749, 38317915, 80693021, 114953745, 242079063, 403465105, 1210395315, 1371781357, 4115344071, 6858906785, 20576720355]

約数ペア:

[(1, 20576720355), (3, 6858906785), (5, 4115344071), (15, 1371781357), (17, 1210395315), (51, 403465105), (85, 242079063), (179, 114953745), (255, 80693021), (537, 38317915), (895, 22990749), (2685, 7663583), (3043, 6761985), (9129, 2253995), (15215, 1352397), (45645, 450799)]