20711376

素因数分解:

$2^4\times 3^5\times 7^1\times {\mathrm{761}}^1$

素因数の和:791

約数の個数: 120

約数和(自身を含む): 68787264

約数和(自身を除く): 48075888

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 81, 84, 108, 112, 126, 144, 162, 168, 189, 216, 243, 252, 324, 336, 378, 432, 486, 504, 567, 648, 756, 761, 972, 1008, 1134, 1296, 1512, 1522, 1701, 1944, 2268, 2283, 3024, 3044, 3402, 3888, 4536, 4566, 5327, 6088, 6804, 6849, 9072, 9132, 10654, 12176, 13608, 13698, 15981, 18264, 20547, 21308, 27216, 27396, 31962, 36528, 41094, 42616, 47943, 54792, 61641, 63924, 82188, 85232, 95886, 109584, 123282, 127848, 143829, 164376, 184923, 191772, 246564, 255696, 287658, 328752, 369846, 383544, 431487, 493128, 575316, 739692, 767088, 862974, 986256, 1150632, 1294461, 1479384, 1725948, 2301264, 2588922, 2958768, 3451896, 5177844, 6903792, 10355688, 20711376]

約数ペア:

[(1, 20711376), (2, 10355688), (3, 6903792), (4, 5177844), (6, 3451896), (7, 2958768), (8, 2588922), (9, 2301264), (12, 1725948), (14, 1479384), (16, 1294461), (18, 1150632), (21, 986256), (24, 862974), (27, 767088), (28, 739692), (36, 575316), (42, 493128), (48, 431487), (54, 383544), (56, 369846), (63, 328752), (72, 287658), (81, 255696), (84, 246564), (108, 191772), (112, 184923), (126, 164376), (144, 143829), (162, 127848), (168, 123282), (189, 109584), (216, 95886), (243, 85232), (252, 82188), (324, 63924), (336, 61641), (378, 54792), (432, 47943), (486, 42616), (504, 41094), (567, 36528), (648, 31962), (756, 27396), (761, 27216), (972, 21308), (1008, 20547), (1134, 18264), (1296, 15981), (1512, 13698), (1522, 13608), (1701, 12176), (1944, 10654), (2268, 9132), (2283, 9072), (3024, 6849), (3044, 6804), (3402, 6088), (3888, 5327), (4536, 4566)]