20616624

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:315

約数の個数: 120

約数和(自身を含む): 66891552

約数和(自身を除く): 46274928

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 113, 126, 144, 168, 181, 226, 252, 336, 339, 362, 452, 504, 543, 678, 724, 791, 904, 1008, 1017, 1086, 1267, 1356, 1448, 1582, 1629, 1808, 2034, 2172, 2373, 2534, 2712, 2896, 3164, 3258, 3801, 4068, 4344, 4746, 5068, 5424, 6328, 6516, 7119, 7602, 8136, 8688, 9492, 10136, 11403, 12656, 13032, 14238, 15204, 16272, 18984, 20272, 20453, 22806, 26064, 28476, 30408, 37968, 40906, 45612, 56952, 60816, 61359, 81812, 91224, 113904, 122718, 143171, 163624, 182448, 184077, 245436, 286342, 327248, 368154, 429513, 490872, 572684, 736308, 859026, 981744, 1145368, 1288539, 1472616, 1718052, 2290736, 2577078, 2945232, 3436104, 5154156, 6872208, 10308312, 20616624]

約数ペア:

[(1, 20616624), (2, 10308312), (3, 6872208), (4, 5154156), (6, 3436104), (7, 2945232), (8, 2577078), (9, 2290736), (12, 1718052), (14, 1472616), (16, 1288539), (18, 1145368), (21, 981744), (24, 859026), (28, 736308), (36, 572684), (42, 490872), (48, 429513), (56, 368154), (63, 327248), (72, 286342), (84, 245436), (112, 184077), (113, 182448), (126, 163624), (144, 143171), (168, 122718), (181, 113904), (226, 91224), (252, 81812), (336, 61359), (339, 60816), (362, 56952), (452, 45612), (504, 40906), (543, 37968), (678, 30408), (724, 28476), (791, 26064), (904, 22806), (1008, 20453), (1017, 20272), (1086, 18984), (1267, 16272), (1356, 15204), (1448, 14238), (1582, 13032), (1629, 12656), (1808, 11403), (2034, 10136), (2172, 9492), (2373, 8688), (2534, 8136), (2712, 7602), (2896, 7119), (3164, 6516), (3258, 6328), (3801, 5424), (4068, 5068), (4344, 4746)]