20297952

素因数分解:

$2^5\times 3^4\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:254

約数の個数: 120

約数和(自身を含む): 61471872

約数和(自身を除く): 41173920

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 41, 48, 54, 72, 81, 82, 96, 108, 123, 144, 162, 164, 191, 216, 246, 288, 324, 328, 369, 382, 432, 492, 573, 648, 656, 738, 764, 864, 984, 1107, 1146, 1296, 1312, 1476, 1528, 1719, 1968, 2214, 2292, 2592, 2952, 3056, 3321, 3438, 3936, 4428, 4584, 5157, 5904, 6112, 6642, 6876, 7831, 8856, 9168, 10314, 11808, 13284, 13752, 15471, 15662, 17712, 18336, 20628, 23493, 26568, 27504, 30942, 31324, 35424, 41256, 46986, 53136, 55008, 61884, 62648, 70479, 82512, 93972, 106272, 123768, 125296, 140958, 165024, 187944, 211437, 247536, 250592, 281916, 375888, 422874, 495072, 563832, 634311, 751776, 845748, 1127664, 1268622, 1691496, 2255328, 2537244, 3382992, 5074488, 6765984, 10148976, 20297952]

約数ペア:

[(1, 20297952), (2, 10148976), (3, 6765984), (4, 5074488), (6, 3382992), (8, 2537244), (9, 2255328), (12, 1691496), (16, 1268622), (18, 1127664), (24, 845748), (27, 751776), (32, 634311), (36, 563832), (41, 495072), (48, 422874), (54, 375888), (72, 281916), (81, 250592), (82, 247536), (96, 211437), (108, 187944), (123, 165024), (144, 140958), (162, 125296), (164, 123768), (191, 106272), (216, 93972), (246, 82512), (288, 70479), (324, 62648), (328, 61884), (369, 55008), (382, 53136), (432, 46986), (492, 41256), (573, 35424), (648, 31324), (656, 30942), (738, 27504), (764, 26568), (864, 23493), (984, 20628), (1107, 18336), (1146, 17712), (1296, 15662), (1312, 15471), (1476, 13752), (1528, 13284), (1719, 11808), (1968, 10314), (2214, 9168), (2292, 8856), (2592, 7831), (2952, 6876), (3056, 6642), (3321, 6112), (3438, 5904), (3936, 5157), (4428, 4584)]