1990124976

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{5922991}}^1$

素因数の和:5923009

約数の個数: 40

約数和(自身を含む): 5875608064

約数和(自身を除く): 3885483088

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 5922991, 11845982, 17768973, 23691964, 35537946, 41460937, 47383928, 71075892, 82921874, 94767856, 124382811, 142151784, 165843748, 248765622, 284303568, 331687496, 497531244, 663374992, 995062488, 1990124976]

約数ペア:

[(1, 1990124976), (2, 995062488), (3, 663374992), (4, 497531244), (6, 331687496), (7, 284303568), (8, 248765622), (12, 165843748), (14, 142151784), (16, 124382811), (21, 94767856), (24, 82921874), (28, 71075892), (42, 47383928), (48, 41460937), (56, 35537946), (84, 23691964), (112, 17768973), (168, 11845982), (336, 5922991)]