20325312

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{71}}^2$

素因数の和:167

約数の個数: 126

約数和(自身を含む): 67532504

約数和(自身を除く): 47207192

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 71, 72, 84, 96, 112, 126, 142, 144, 168, 192, 213, 224, 252, 284, 288, 336, 426, 448, 497, 504, 568, 576, 639, 672, 852, 994, 1008, 1136, 1278, 1344, 1491, 1704, 1988, 2016, 2272, 2556, 2982, 3408, 3976, 4032, 4473, 4544, 5041, 5112, 5964, 6816, 7952, 8946, 10082, 10224, 11928, 13632, 15123, 15904, 17892, 20164, 20448, 23856, 30246, 31808, 35287, 35784, 40328, 40896, 45369, 47712, 60492, 70574, 71568, 80656, 90738, 95424, 105861, 120984, 141148, 143136, 161312, 181476, 211722, 241968, 282296, 286272, 317583, 322624, 362952, 423444, 483936, 564592, 635166, 725904, 846888, 967872, 1129184, 1270332, 1451808, 1693776, 2258368, 2540664, 2903616, 3387552, 5081328, 6775104, 10162656, 20325312]

約数ペア:

[(1, 20325312), (2, 10162656), (3, 6775104), (4, 5081328), (6, 3387552), (7, 2903616), (8, 2540664), (9, 2258368), (12, 1693776), (14, 1451808), (16, 1270332), (18, 1129184), (21, 967872), (24, 846888), (28, 725904), (32, 635166), (36, 564592), (42, 483936), (48, 423444), (56, 362952), (63, 322624), (64, 317583), (71, 286272), (72, 282296), (84, 241968), (96, 211722), (112, 181476), (126, 161312), (142, 143136), (144, 141148), (168, 120984), (192, 105861), (213, 95424), (224, 90738), (252, 80656), (284, 71568), (288, 70574), (336, 60492), (426, 47712), (448, 45369), (497, 40896), (504, 40328), (568, 35784), (576, 35287), (639, 31808), (672, 30246), (852, 23856), (994, 20448), (1008, 20164), (1136, 17892), (1278, 15904), (1344, 15123), (1491, 13632), (1704, 11928), (1988, 10224), (2016, 10082), (2272, 8946), (2556, 7952), (2982, 6816), (3408, 5964), (3976, 5112), (4032, 5041), (4473, 4544)]