18944296

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 42900480

約数和(自身を除く): 23956184

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 41, 56, 74, 82, 148, 164, 223, 259, 287, 296, 328, 446, 518, 574, 892, 1036, 1148, 1517, 1561, 1784, 2072, 2296, 3034, 3122, 6068, 6244, 8251, 9143, 10619, 12136, 12488, 16502, 18286, 21238, 33004, 36572, 42476, 57757, 64001, 66008, 73144, 84952, 115514, 128002, 231028, 256004, 338291, 462056, 512008, 676582, 1353164, 2368037, 2706328, 4736074, 9472148, 18944296]

約数ペア:

[(1, 18944296), (2, 9472148), (4, 4736074), (7, 2706328), (8, 2368037), (14, 1353164), (28, 676582), (37, 512008), (41, 462056), (56, 338291), (74, 256004), (82, 231028), (148, 128002), (164, 115514), (223, 84952), (259, 73144), (287, 66008), (296, 64001), (328, 57757), (446, 42476), (518, 36572), (574, 33004), (892, 21238), (1036, 18286), (1148, 16502), (1517, 12488), (1561, 12136), (1784, 10619), (2072, 9143), (2296, 8251), (3034, 6244), (3122, 6068)]