20287152

素因数分解:

$2^4\times 3^3\times {\mathrm{151}}^1\times {\mathrm{311}}^1$

素因数の和:479

約数の個数: 80

約数和(自身を含む): 58805760

約数和(自身を除く): 38518608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 151, 216, 302, 311, 432, 453, 604, 622, 906, 933, 1208, 1244, 1359, 1812, 1866, 2416, 2488, 2718, 2799, 3624, 3732, 4077, 4976, 5436, 5598, 7248, 7464, 8154, 8397, 10872, 11196, 14928, 16308, 16794, 21744, 22392, 32616, 33588, 44784, 46961, 65232, 67176, 93922, 134352, 140883, 187844, 281766, 375688, 422649, 563532, 751376, 845298, 1127064, 1267947, 1690596, 2254128, 2535894, 3381192, 5071788, 6762384, 10143576, 20287152]

約数ペア:

[(1, 20287152), (2, 10143576), (3, 6762384), (4, 5071788), (6, 3381192), (8, 2535894), (9, 2254128), (12, 1690596), (16, 1267947), (18, 1127064), (24, 845298), (27, 751376), (36, 563532), (48, 422649), (54, 375688), (72, 281766), (108, 187844), (144, 140883), (151, 134352), (216, 93922), (302, 67176), (311, 65232), (432, 46961), (453, 44784), (604, 33588), (622, 32616), (906, 22392), (933, 21744), (1208, 16794), (1244, 16308), (1359, 14928), (1812, 11196), (1866, 10872), (2416, 8397), (2488, 8154), (2718, 7464), (2799, 7248), (3624, 5598), (3732, 5436), (4077, 4976)]