20946486474

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1\times {\mathrm{739}}^1$

素因数の和:1180

約数の個数: 96

約数和(自身を含む): 47030256000

約数和(自身を除く): 26083769526

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 193, 199, 246, 369, 386, 398, 579, 597, 738, 739, 1158, 1194, 1478, 1737, 1791, 2217, 3474, 3582, 4434, 6651, 7913, 8159, 13302, 15826, 16318, 23739, 24477, 30299, 38407, 47478, 48954, 60598, 71217, 73431, 76814, 90897, 115221, 142434, 142627, 146862, 147061, 181794, 230442, 272691, 285254, 294122, 345663, 427881, 441183, 545382, 691326, 855762, 882366, 1283643, 1323549, 1574687, 2567286, 2647098, 3149374, 4724061, 5847707, 6029501, 9448122, 11695414, 12059002, 14172183, 17543121, 18088503, 28344366, 28382773, 35086242, 36177006, 52629363, 54265509, 56765546, 85148319, 105258726, 108531018, 170296638, 255444957, 510889914, 1163693693, 2327387386, 3491081079, 6982162158, 10473243237, 20946486474]

約数ペア:

[(1, 20946486474), (2, 10473243237), (3, 6982162158), (6, 3491081079), (9, 2327387386), (18, 1163693693), (41, 510889914), (82, 255444957), (123, 170296638), (193, 108531018), (199, 105258726), (246, 85148319), (369, 56765546), (386, 54265509), (398, 52629363), (579, 36177006), (597, 35086242), (738, 28382773), (739, 28344366), (1158, 18088503), (1194, 17543121), (1478, 14172183), (1737, 12059002), (1791, 11695414), (2217, 9448122), (3474, 6029501), (3582, 5847707), (4434, 4724061), (6651, 3149374), (7913, 2647098), (8159, 2567286), (13302, 1574687), (15826, 1323549), (16318, 1283643), (23739, 882366), (24477, 855762), (30299, 691326), (38407, 545382), (47478, 441183), (48954, 427881), (60598, 345663), (71217, 294122), (73431, 285254), (76814, 272691), (90897, 230442), (115221, 181794), (142434, 147061), (142627, 146862)]