20117689851

素因数分解:

$3^1\times 7^3\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{2053}}^1$

素因数の和:2273

約数の個数: 64

約数和(自身を含む): 31943808000

約数和(自身を除く): 11826118149

約数列:

[1, 3, 7, 21, 49, 89, 107, 147, 267, 321, 343, 623, 749, 1029, 1869, 2053, 2247, 4361, 5243, 6159, 9523, 13083, 14371, 15729, 28569, 30527, 36701, 43113, 66661, 91581, 100597, 110103, 182717, 199983, 219671, 301791, 466627, 548151, 659013, 704179, 1279019, 1399881, 1537697, 2112537, 3266389, 3837057, 4613091, 8953133, 9799167, 10763879, 19550719, 26859399, 32291637, 58652157, 62671931, 75347153, 136855033, 188015793, 226041459, 410565099, 957985231, 2873955693, 6705896617, 20117689851]

約数ペア:

[(1, 20117689851), (3, 6705896617), (7, 2873955693), (21, 957985231), (49, 410565099), (89, 226041459), (107, 188015793), (147, 136855033), (267, 75347153), (321, 62671931), (343, 58652157), (623, 32291637), (749, 26859399), (1029, 19550719), (1869, 10763879), (2053, 9799167), (2247, 8953133), (4361, 4613091), (5243, 3837057), (6159, 3266389), (9523, 2112537), (13083, 1537697), (14371, 1399881), (15729, 1279019), (28569, 704179), (30527, 659013), (36701, 548151), (43113, 466627), (66661, 301791), (91581, 219671), (100597, 199983), (110103, 182717)]