20634768

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1861}}^1$

素因数の和:1893

約数の個数: 120

約数和(自身を含む): 72037056

約数和(自身を除く): 51402288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 33, 36, 42, 44, 48, 56, 63, 66, 72, 77, 84, 88, 99, 112, 126, 132, 144, 154, 168, 176, 198, 231, 252, 264, 308, 336, 396, 462, 504, 528, 616, 693, 792, 924, 1008, 1232, 1386, 1584, 1848, 1861, 2772, 3696, 3722, 5544, 5583, 7444, 11088, 11166, 13027, 14888, 16749, 20471, 22332, 26054, 29776, 33498, 39081, 40942, 44664, 52108, 61413, 66996, 78162, 81884, 89328, 104216, 117243, 122826, 133992, 143297, 156324, 163768, 184239, 208432, 234486, 245652, 267984, 286594, 312648, 327536, 368478, 429891, 468972, 491304, 573188, 625296, 736956, 859782, 937944, 982608, 1146376, 1289673, 1473912, 1719564, 1875888, 2292752, 2579346, 2947824, 3439128, 5158692, 6878256, 10317384, 20634768]

約数ペア:

[(1, 20634768), (2, 10317384), (3, 6878256), (4, 5158692), (6, 3439128), (7, 2947824), (8, 2579346), (9, 2292752), (11, 1875888), (12, 1719564), (14, 1473912), (16, 1289673), (18, 1146376), (21, 982608), (22, 937944), (24, 859782), (28, 736956), (33, 625296), (36, 573188), (42, 491304), (44, 468972), (48, 429891), (56, 368478), (63, 327536), (66, 312648), (72, 286594), (77, 267984), (84, 245652), (88, 234486), (99, 208432), (112, 184239), (126, 163768), (132, 156324), (144, 143297), (154, 133992), (168, 122826), (176, 117243), (198, 104216), (231, 89328), (252, 81884), (264, 78162), (308, 66996), (336, 61413), (396, 52108), (462, 44664), (504, 40942), (528, 39081), (616, 33498), (693, 29776), (792, 26054), (924, 22332), (1008, 20471), (1232, 16749), (1386, 14888), (1584, 13027), (1848, 11166), (1861, 11088), (2772, 7444), (3696, 5583), (3722, 5544)]