20402172882

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1\times {\mathrm{499}}^1$

素因数の和:865

約数の個数: 192

約数和(自身を含む): 55255200000

約数和(自身を除く): 34853027118

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 109, 117, 126, 182, 218, 229, 234, 273, 327, 458, 499, 546, 654, 687, 763, 819, 981, 998, 1374, 1417, 1497, 1526, 1603, 1638, 1962, 2061, 2289, 2834, 2977, 2994, 3206, 3493, 4122, 4251, 4491, 4578, 4809, 5954, 6487, 6867, 6986, 8502, 8931, 8982, 9618, 9919, 10479, 12753, 12974, 13734, 14427, 17862, 19461, 19838, 20839, 20958, 24961, 25506, 26793, 28854, 29757, 31437, 38922, 41678, 45409, 49922, 53586, 54391, 58383, 59514, 62517, 62874, 74883, 89271, 90818, 108782, 114271, 116766, 125034, 136227, 149766, 163173, 174727, 178542, 187551, 224649, 228542, 272454, 324493, 326346, 342813, 349454, 375102, 380737, 408681, 449298, 489519, 524181, 648986, 685626, 707083, 761474, 799897, 817362, 973479, 979038, 1028439, 1048362, 1142211, 1414166, 1485523, 1572543, 1599794, 1946958, 2056878, 2121249, 2271451, 2284422, 2399691, 2920437, 2971046, 3145086, 3426633, 4242498, 4456569, 4542902, 4799382, 4949581, 5840874, 6363747, 6814353, 6853266, 7199073, 8913138, 9899162, 10398661, 12455539, 12727494, 13369707, 13628706, 14398146, 14848743, 20443059, 20797322, 24911078, 26739414, 29697486, 31195983, 37366617, 40886118, 44546229, 62391966, 74733234, 87188773, 89092458, 93587949, 112099851, 161922007, 174377546, 187175898, 224199702, 261566319, 323844014, 485766021, 523132638, 784698957, 971532042, 1133454049, 1457298063, 1569397914, 2266908098, 2914596126, 3400362147, 6800724294, 10201086441, 20402172882]

約数ペア:

[(1, 20402172882), (2, 10201086441), (3, 6800724294), (6, 3400362147), (7, 2914596126), (9, 2266908098), (13, 1569397914), (14, 1457298063), (18, 1133454049), (21, 971532042), (26, 784698957), (39, 523132638), (42, 485766021), (63, 323844014), (78, 261566319), (91, 224199702), (109, 187175898), (117, 174377546), (126, 161922007), (182, 112099851), (218, 93587949), (229, 89092458), (234, 87188773), (273, 74733234), (327, 62391966), (458, 44546229), (499, 40886118), (546, 37366617), (654, 31195983), (687, 29697486), (763, 26739414), (819, 24911078), (981, 20797322), (998, 20443059), (1374, 14848743), (1417, 14398146), (1497, 13628706), (1526, 13369707), (1603, 12727494), (1638, 12455539), (1962, 10398661), (2061, 9899162), (2289, 8913138), (2834, 7199073), (2977, 6853266), (2994, 6814353), (3206, 6363747), (3493, 5840874), (4122, 4949581), (4251, 4799382), (4491, 4542902), (4578, 4456569), (4809, 4242498), (5954, 3426633), (6487, 3145086), (6867, 2971046), (6986, 2920437), (8502, 2399691), (8931, 2284422), (8982, 2271451), (9618, 2121249), (9919, 2056878), (10479, 1946958), (12753, 1599794), (12974, 1572543), (13734, 1485523), (14427, 1414166), (17862, 1142211), (19461, 1048362), (19838, 1028439), (20839, 979038), (20958, 973479), (24961, 817362), (25506, 799897), (26793, 761474), (28854, 707083), (29757, 685626), (31437, 648986), (38922, 524181), (41678, 489519), (45409, 449298), (49922, 408681), (53586, 380737), (54391, 375102), (58383, 349454), (59514, 342813), (62517, 326346), (62874, 324493), (74883, 272454), (89271, 228542), (90818, 224649), (108782, 187551), (114271, 178542), (116766, 174727), (125034, 163173), (136227, 149766)]