18929736

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 144

約数和(自身を含む): 62112960

約数和(自身を除く): 43183224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 28, 36, 42, 46, 56, 63, 69, 71, 72, 84, 92, 126, 138, 142, 161, 168, 184, 207, 213, 252, 276, 284, 322, 414, 426, 483, 497, 504, 529, 552, 568, 639, 644, 828, 852, 966, 994, 1058, 1278, 1288, 1449, 1491, 1587, 1633, 1656, 1704, 1932, 1988, 2116, 2556, 2898, 2982, 3174, 3266, 3703, 3864, 3976, 4232, 4473, 4761, 4899, 5112, 5796, 5964, 6348, 6532, 7406, 8946, 9522, 9798, 11109, 11431, 11592, 11928, 12696, 13064, 14697, 14812, 17892, 19044, 19596, 22218, 22862, 29394, 29624, 33327, 34293, 35784, 37559, 38088, 39192, 44436, 45724, 58788, 66654, 68586, 75118, 88872, 91448, 102879, 112677, 117576, 133308, 137172, 150236, 205758, 225354, 262913, 266616, 274344, 300472, 338031, 411516, 450708, 525826, 676062, 788739, 823032, 901416, 1051652, 1352124, 1577478, 2103304, 2366217, 2704248, 3154956, 4732434, 6309912, 9464868, 18929736]

約数ペア:

[(1, 18929736), (2, 9464868), (3, 6309912), (4, 4732434), (6, 3154956), (7, 2704248), (8, 2366217), (9, 2103304), (12, 1577478), (14, 1352124), (18, 1051652), (21, 901416), (23, 823032), (24, 788739), (28, 676062), (36, 525826), (42, 450708), (46, 411516), (56, 338031), (63, 300472), (69, 274344), (71, 266616), (72, 262913), (84, 225354), (92, 205758), (126, 150236), (138, 137172), (142, 133308), (161, 117576), (168, 112677), (184, 102879), (207, 91448), (213, 88872), (252, 75118), (276, 68586), (284, 66654), (322, 58788), (414, 45724), (426, 44436), (483, 39192), (497, 38088), (504, 37559), (529, 35784), (552, 34293), (568, 33327), (639, 29624), (644, 29394), (828, 22862), (852, 22218), (966, 19596), (994, 19044), (1058, 17892), (1278, 14812), (1288, 14697), (1449, 13064), (1491, 12696), (1587, 11928), (1633, 11592), (1656, 11431), (1704, 11109), (1932, 9798), (1988, 9522), (2116, 8946), (2556, 7406), (2898, 6532), (2982, 6348), (3174, 5964), (3266, 5796), (3703, 5112), (3864, 4899), (3976, 4761), (4232, 4473)]