20826288

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:192

約数の個数: 160

約数和(自身を含む): 69995520

約数和(自身を除く): 49169232

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 71, 72, 84, 97, 108, 112, 126, 142, 144, 168, 189, 194, 213, 216, 252, 284, 291, 336, 378, 388, 426, 432, 497, 504, 568, 582, 639, 679, 756, 776, 852, 873, 994, 1008, 1136, 1164, 1278, 1358, 1491, 1512, 1552, 1704, 1746, 1917, 1988, 2037, 2328, 2556, 2619, 2716, 2982, 3024, 3408, 3492, 3834, 3976, 4074, 4473, 4656, 5112, 5238, 5432, 5964, 6111, 6887, 6984, 7668, 7952, 8148, 8946, 10224, 10476, 10864, 11928, 12222, 13419, 13774, 13968, 15336, 16296, 17892, 18333, 20661, 20952, 23856, 24444, 26838, 27548, 30672, 32592, 35784, 36666, 41322, 41904, 48209, 48888, 53676, 55096, 61983, 71568, 73332, 82644, 96418, 97776, 107352, 110192, 123966, 144627, 146664, 165288, 185949, 192836, 214704, 247932, 289254, 293328, 330576, 371898, 385672, 433881, 495864, 578508, 743796, 771344, 867762, 991728, 1157016, 1301643, 1487592, 1735524, 2314032, 2603286, 2975184, 3471048, 5206572, 6942096, 10413144, 20826288]

約数ペア:

[(1, 20826288), (2, 10413144), (3, 6942096), (4, 5206572), (6, 3471048), (7, 2975184), (8, 2603286), (9, 2314032), (12, 1735524), (14, 1487592), (16, 1301643), (18, 1157016), (21, 991728), (24, 867762), (27, 771344), (28, 743796), (36, 578508), (42, 495864), (48, 433881), (54, 385672), (56, 371898), (63, 330576), (71, 293328), (72, 289254), (84, 247932), (97, 214704), (108, 192836), (112, 185949), (126, 165288), (142, 146664), (144, 144627), (168, 123966), (189, 110192), (194, 107352), (213, 97776), (216, 96418), (252, 82644), (284, 73332), (291, 71568), (336, 61983), (378, 55096), (388, 53676), (426, 48888), (432, 48209), (497, 41904), (504, 41322), (568, 36666), (582, 35784), (639, 32592), (679, 30672), (756, 27548), (776, 26838), (852, 24444), (873, 23856), (994, 20952), (1008, 20661), (1136, 18333), (1164, 17892), (1278, 16296), (1358, 15336), (1491, 13968), (1512, 13774), (1552, 13419), (1704, 12222), (1746, 11928), (1917, 10864), (1988, 10476), (2037, 10224), (2328, 8946), (2556, 8148), (2619, 7952), (2716, 7668), (2982, 6984), (3024, 6887), (3408, 6111), (3492, 5964), (3834, 5432), (3976, 5238), (4074, 5112), (4473, 4656)]