18421567136

素因数分解:

$2^5\times 7^1\times {\mathrm{83}}^1\times {\mathrm{787}}^1\times {\mathrm{1259}}^1$

素因数の和:2146

約数の個数: 96

約数和(自身を含む): 42034567680

約数和(自身を除く): 23613000544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 83, 112, 166, 224, 332, 581, 664, 787, 1162, 1259, 1328, 1574, 2324, 2518, 2656, 3148, 4648, 5036, 5509, 6296, 8813, 9296, 10072, 11018, 12592, 17626, 18592, 20144, 22036, 25184, 35252, 40288, 44072, 65321, 70504, 88144, 104497, 130642, 141008, 176288, 208994, 261284, 282016, 417988, 457247, 522568, 731479, 835976, 914494, 990833, 1045136, 1462958, 1671952, 1828988, 1981666, 2090272, 2925916, 3343904, 3657976, 3963332, 5851832, 6935831, 7315952, 7926664, 11703664, 13871662, 14631904, 15853328, 23407328, 27743324, 31706656, 55486648, 82239139, 110973296, 164478278, 221946592, 328956556, 575673973, 657913112, 1151347946, 1315826224, 2302695892, 2631652448, 4605391784, 9210783568, 18421567136]

約数ペア:

[(1, 18421567136), (2, 9210783568), (4, 4605391784), (7, 2631652448), (8, 2302695892), (14, 1315826224), (16, 1151347946), (28, 657913112), (32, 575673973), (56, 328956556), (83, 221946592), (112, 164478278), (166, 110973296), (224, 82239139), (332, 55486648), (581, 31706656), (664, 27743324), (787, 23407328), (1162, 15853328), (1259, 14631904), (1328, 13871662), (1574, 11703664), (2324, 7926664), (2518, 7315952), (2656, 6935831), (3148, 5851832), (4648, 3963332), (5036, 3657976), (5509, 3343904), (6296, 2925916), (8813, 2090272), (9296, 1981666), (10072, 1828988), (11018, 1671952), (12592, 1462958), (17626, 1045136), (18592, 990833), (20144, 914494), (22036, 835976), (25184, 731479), (35252, 522568), (40288, 457247), (44072, 417988), (65321, 282016), (70504, 261284), (88144, 208994), (104497, 176288), (130642, 141008)]