20777526

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:311

約数の個数: 128

約数和(自身を含む): 60825600

約数和(自身を除く): 40048074

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 19, 21, 22, 27, 33, 38, 42, 54, 57, 63, 66, 77, 99, 114, 126, 133, 154, 171, 189, 198, 209, 231, 263, 266, 297, 342, 378, 399, 418, 462, 513, 526, 594, 627, 693, 789, 798, 1026, 1197, 1254, 1386, 1463, 1578, 1841, 1881, 2079, 2367, 2394, 2893, 2926, 3591, 3682, 3762, 4158, 4389, 4734, 4997, 5523, 5643, 5786, 7101, 7182, 8679, 8778, 9994, 11046, 11286, 13167, 14202, 14991, 16569, 17358, 20251, 26037, 26334, 29982, 33138, 34979, 39501, 40502, 44973, 49707, 52074, 54967, 60753, 69958, 78111, 79002, 89946, 99414, 104937, 109934, 121506, 134919, 156222, 164901, 182259, 209874, 269838, 314811, 329802, 364518, 384769, 494703, 546777, 629622, 769538, 944433, 989406, 1093554, 1154307, 1484109, 1888866, 2308614, 2968218, 3462921, 6925842, 10388763, 20777526]

約数ペア:

[(1, 20777526), (2, 10388763), (3, 6925842), (6, 3462921), (7, 2968218), (9, 2308614), (11, 1888866), (14, 1484109), (18, 1154307), (19, 1093554), (21, 989406), (22, 944433), (27, 769538), (33, 629622), (38, 546777), (42, 494703), (54, 384769), (57, 364518), (63, 329802), (66, 314811), (77, 269838), (99, 209874), (114, 182259), (126, 164901), (133, 156222), (154, 134919), (171, 121506), (189, 109934), (198, 104937), (209, 99414), (231, 89946), (263, 79002), (266, 78111), (297, 69958), (342, 60753), (378, 54967), (399, 52074), (418, 49707), (462, 44973), (513, 40502), (526, 39501), (594, 34979), (627, 33138), (693, 29982), (789, 26334), (798, 26037), (1026, 20251), (1197, 17358), (1254, 16569), (1386, 14991), (1463, 14202), (1578, 13167), (1841, 11286), (1881, 11046), (2079, 9994), (2367, 8778), (2394, 8679), (2893, 7182), (2926, 7101), (3591, 5786), (3682, 5643), (3762, 5523), (4158, 4997), (4389, 4734)]