19393416

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:288

約数の個数: 144

約数和(自身を含む): 64022400

約数和(自身を除く): 44628984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 28, 36, 42, 46, 49, 56, 63, 69, 72, 84, 92, 98, 126, 138, 147, 161, 168, 184, 196, 207, 239, 252, 276, 294, 322, 392, 414, 441, 478, 483, 504, 552, 588, 644, 717, 828, 882, 956, 966, 1127, 1176, 1288, 1434, 1449, 1656, 1673, 1764, 1912, 1932, 2151, 2254, 2868, 2898, 3346, 3381, 3528, 3864, 4302, 4508, 5019, 5497, 5736, 5796, 6692, 6762, 8604, 9016, 10038, 10143, 10994, 11592, 11711, 13384, 13524, 15057, 16491, 17208, 20076, 20286, 21988, 23422, 27048, 30114, 32982, 35133, 38479, 40152, 40572, 43976, 46844, 49473, 60228, 65964, 70266, 76958, 81144, 93688, 98946, 105399, 115437, 120456, 131928, 140532, 153916, 197892, 210798, 230874, 269353, 281064, 307832, 346311, 395784, 421596, 461748, 538706, 692622, 808059, 843192, 923496, 1077412, 1385244, 1616118, 2154824, 2424177, 2770488, 3232236, 4848354, 6464472, 9696708, 19393416]

約数ペア:

[(1, 19393416), (2, 9696708), (3, 6464472), (4, 4848354), (6, 3232236), (7, 2770488), (8, 2424177), (9, 2154824), (12, 1616118), (14, 1385244), (18, 1077412), (21, 923496), (23, 843192), (24, 808059), (28, 692622), (36, 538706), (42, 461748), (46, 421596), (49, 395784), (56, 346311), (63, 307832), (69, 281064), (72, 269353), (84, 230874), (92, 210798), (98, 197892), (126, 153916), (138, 140532), (147, 131928), (161, 120456), (168, 115437), (184, 105399), (196, 98946), (207, 93688), (239, 81144), (252, 76958), (276, 70266), (294, 65964), (322, 60228), (392, 49473), (414, 46844), (441, 43976), (478, 40572), (483, 40152), (504, 38479), (552, 35133), (588, 32982), (644, 30114), (717, 27048), (828, 23422), (882, 21988), (956, 20286), (966, 20076), (1127, 17208), (1176, 16491), (1288, 15057), (1434, 13524), (1449, 13384), (1656, 11711), (1673, 11592), (1764, 10994), (1912, 10143), (1932, 10038), (2151, 9016), (2254, 8604), (2868, 6762), (2898, 6692), (3346, 5796), (3381, 5736), (3528, 5497), (3864, 5019), (4302, 4508)]