20679295616

素因数分解:

$2^7\times 7^1\times {\mathrm{547}}^1\times {\mathrm{42193}}^1$

素因数の和:42761

約数の個数: 64

約数和(自身を含む): 47169516480

約数和(自身を除く): 26490220864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 547, 896, 1094, 2188, 3829, 4376, 7658, 8752, 15316, 17504, 30632, 35008, 42193, 61264, 70016, 84386, 122528, 168772, 245056, 295351, 337544, 490112, 590702, 675088, 1181404, 1350176, 2362808, 2700352, 4725616, 5400704, 9451232, 18902464, 23079571, 37804928, 46159142, 92318284, 161556997, 184636568, 323113994, 369273136, 646227988, 738546272, 1292455976, 1477092544, 2584911952, 2954185088, 5169823904, 10339647808, 20679295616]

約数ペア:

[(1, 20679295616), (2, 10339647808), (4, 5169823904), (7, 2954185088), (8, 2584911952), (14, 1477092544), (16, 1292455976), (28, 738546272), (32, 646227988), (56, 369273136), (64, 323113994), (112, 184636568), (128, 161556997), (224, 92318284), (448, 46159142), (547, 37804928), (896, 23079571), (1094, 18902464), (2188, 9451232), (3829, 5400704), (4376, 4725616), (7658, 2700352), (8752, 2362808), (15316, 1350176), (17504, 1181404), (30632, 675088), (35008, 590702), (42193, 490112), (61264, 337544), (70016, 295351), (84386, 245056), (122528, 168772)]