20486928

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:293

約数の個数: 160

約数和(自身を含む): 69138432

約数和(自身を除く): 48651504

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 23, 24, 28, 33, 42, 44, 46, 48, 56, 66, 69, 77, 84, 88, 92, 112, 132, 138, 154, 161, 168, 176, 184, 231, 241, 253, 264, 276, 308, 322, 336, 368, 462, 482, 483, 506, 528, 552, 616, 644, 723, 759, 924, 964, 966, 1012, 1104, 1232, 1288, 1446, 1518, 1687, 1771, 1848, 1928, 1932, 2024, 2576, 2651, 2892, 3036, 3374, 3542, 3696, 3856, 3864, 4048, 5061, 5302, 5313, 5543, 5784, 6072, 6748, 7084, 7728, 7953, 10122, 10604, 10626, 11086, 11568, 12144, 13496, 14168, 15906, 16629, 18557, 20244, 21208, 21252, 22172, 26992, 28336, 31812, 33258, 37114, 38801, 40488, 42416, 42504, 44344, 55671, 60973, 63624, 66516, 74228, 77602, 80976, 85008, 88688, 111342, 116403, 121946, 127248, 133032, 148456, 155204, 182919, 222684, 232806, 243892, 266064, 296912, 310408, 365838, 426811, 445368, 465612, 487784, 620816, 731676, 853622, 890736, 931224, 975568, 1280433, 1463352, 1707244, 1862448, 2560866, 2926704, 3414488, 5121732, 6828976, 10243464, 20486928]

約数ペア:

[(1, 20486928), (2, 10243464), (3, 6828976), (4, 5121732), (6, 3414488), (7, 2926704), (8, 2560866), (11, 1862448), (12, 1707244), (14, 1463352), (16, 1280433), (21, 975568), (22, 931224), (23, 890736), (24, 853622), (28, 731676), (33, 620816), (42, 487784), (44, 465612), (46, 445368), (48, 426811), (56, 365838), (66, 310408), (69, 296912), (77, 266064), (84, 243892), (88, 232806), (92, 222684), (112, 182919), (132, 155204), (138, 148456), (154, 133032), (161, 127248), (168, 121946), (176, 116403), (184, 111342), (231, 88688), (241, 85008), (253, 80976), (264, 77602), (276, 74228), (308, 66516), (322, 63624), (336, 60973), (368, 55671), (462, 44344), (482, 42504), (483, 42416), (506, 40488), (528, 38801), (552, 37114), (616, 33258), (644, 31812), (723, 28336), (759, 26992), (924, 22172), (964, 21252), (966, 21208), (1012, 20244), (1104, 18557), (1232, 16629), (1288, 15906), (1446, 14168), (1518, 13496), (1687, 12144), (1771, 11568), (1848, 11086), (1928, 10626), (1932, 10604), (2024, 10122), (2576, 7953), (2651, 7728), (2892, 7084), (3036, 6748), (3374, 6072), (3542, 5784), (3696, 5543), (3856, 5313), (3864, 5302), (4048, 5061)]