19914752

素因数分解:

$2^{13}\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:67

約数の個数: 112

約数和(自身を含む): 49542192

約数和(自身を除く): 29627440

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 32, 34, 44, 52, 64, 68, 88, 104, 128, 136, 143, 176, 187, 208, 221, 256, 272, 286, 352, 374, 416, 442, 512, 544, 572, 704, 748, 832, 884, 1024, 1088, 1144, 1408, 1496, 1664, 1768, 2048, 2176, 2288, 2431, 2816, 2992, 3328, 3536, 4096, 4352, 4576, 4862, 5632, 5984, 6656, 7072, 8192, 8704, 9152, 9724, 11264, 11968, 13312, 14144, 17408, 18304, 19448, 22528, 23936, 26624, 28288, 34816, 36608, 38896, 45056, 47872, 53248, 56576, 69632, 73216, 77792, 90112, 95744, 106496, 113152, 139264, 146432, 155584, 191488, 226304, 292864, 311168, 382976, 452608, 585728, 622336, 765952, 905216, 1171456, 1244672, 1531904, 1810432, 2489344, 4978688, 9957376, 19914752]

約数ペア:

[(1, 19914752), (2, 9957376), (4, 4978688), (8, 2489344), (11, 1810432), (13, 1531904), (16, 1244672), (17, 1171456), (22, 905216), (26, 765952), (32, 622336), (34, 585728), (44, 452608), (52, 382976), (64, 311168), (68, 292864), (88, 226304), (104, 191488), (128, 155584), (136, 146432), (143, 139264), (176, 113152), (187, 106496), (208, 95744), (221, 90112), (256, 77792), (272, 73216), (286, 69632), (352, 56576), (374, 53248), (416, 47872), (442, 45056), (512, 38896), (544, 36608), (572, 34816), (704, 28288), (748, 26624), (832, 23936), (884, 22528), (1024, 19448), (1088, 18304), (1144, 17408), (1408, 14144), (1496, 13312), (1664, 11968), (1768, 11264), (2048, 9724), (2176, 9152), (2288, 8704), (2431, 8192), (2816, 7072), (2992, 6656), (3328, 5984), (3536, 5632), (4096, 4862), (4352, 4576)]