20409664

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{547}}^1$

素因数の和:623

約数の個数: 56

約数和(自身を含む): 45098208

約数和(自身を除く): 24688544

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 53, 64, 88, 106, 176, 212, 352, 424, 547, 583, 704, 848, 1094, 1166, 1696, 2188, 2332, 3392, 4376, 4664, 6017, 8752, 9328, 12034, 17504, 18656, 24068, 28991, 35008, 37312, 48136, 57982, 96272, 115964, 192544, 231928, 318901, 385088, 463856, 637802, 927712, 1275604, 1855424, 2551208, 5102416, 10204832, 20409664]

約数ペア:

[(1, 20409664), (2, 10204832), (4, 5102416), (8, 2551208), (11, 1855424), (16, 1275604), (22, 927712), (32, 637802), (44, 463856), (53, 385088), (64, 318901), (88, 231928), (106, 192544), (176, 115964), (212, 96272), (352, 57982), (424, 48136), (547, 37312), (583, 35008), (704, 28991), (848, 24068), (1094, 18656), (1166, 17504), (1696, 12034), (2188, 9328), (2332, 8752), (3392, 6017), (4376, 4664)]