208609984

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1153}}^1$

素因数の和:1433

約数の個数: 56

約数和(自身を含む): 453743568

約数和(自身を除く): 245133584

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 257, 352, 514, 704, 1028, 1153, 2056, 2306, 2827, 4112, 4612, 5654, 8224, 9224, 11308, 12683, 16448, 18448, 22616, 25366, 36896, 45232, 50732, 73792, 90464, 101464, 180928, 202928, 296321, 405856, 592642, 811712, 1185284, 2370568, 3259531, 4741136, 6519062, 9482272, 13038124, 18964544, 26076248, 52152496, 104304992, 208609984]

約数ペア:

[(1, 208609984), (2, 104304992), (4, 52152496), (8, 26076248), (11, 18964544), (16, 13038124), (22, 9482272), (32, 6519062), (44, 4741136), (64, 3259531), (88, 2370568), (176, 1185284), (257, 811712), (352, 592642), (514, 405856), (704, 296321), (1028, 202928), (1153, 180928), (2056, 101464), (2306, 90464), (2827, 73792), (4112, 50732), (4612, 45232), (5654, 36896), (8224, 25366), (9224, 22616), (11308, 18448), (12683, 16448)]