2145947648

素因数分解:

$2^{12}\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:439

約数の個数: 104

約数和(自身を含む): 4667690496

約数和(自身を除く): 2521742848

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 191, 208, 211, 256, 382, 416, 422, 512, 764, 832, 844, 1024, 1528, 1664, 1688, 2048, 2483, 2743, 3056, 3328, 3376, 4096, 4966, 5486, 6112, 6656, 6752, 9932, 10972, 12224, 13312, 13504, 19864, 21944, 24448, 26624, 27008, 39728, 40301, 43888, 48896, 53248, 54016, 79456, 80602, 87776, 97792, 108032, 158912, 161204, 175552, 195584, 216064, 317824, 322408, 351104, 391168, 432128, 523913, 635648, 644816, 702208, 782336, 864256, 1047826, 1271296, 1289632, 1404416, 2095652, 2542592, 2579264, 2808832, 4191304, 5085184, 5158528, 5617664, 8382608, 10170368, 10317056, 11235328, 16765216, 20634112, 33530432, 41268224, 67060864, 82536448, 134121728, 165072896, 268243456, 536486912, 1072973824, 2145947648]

約数ペア:

[(1, 2145947648), (2, 1072973824), (4, 536486912), (8, 268243456), (13, 165072896), (16, 134121728), (26, 82536448), (32, 67060864), (52, 41268224), (64, 33530432), (104, 20634112), (128, 16765216), (191, 11235328), (208, 10317056), (211, 10170368), (256, 8382608), (382, 5617664), (416, 5158528), (422, 5085184), (512, 4191304), (764, 2808832), (832, 2579264), (844, 2542592), (1024, 2095652), (1528, 1404416), (1664, 1289632), (1688, 1271296), (2048, 1047826), (2483, 864256), (2743, 782336), (3056, 702208), (3328, 644816), (3376, 635648), (4096, 523913), (4966, 432128), (5486, 391168), (6112, 351104), (6656, 322408), (6752, 317824), (9932, 216064), (10972, 195584), (12224, 175552), (13312, 161204), (13504, 158912), (19864, 108032), (21944, 97792), (24448, 87776), (26624, 80602), (27008, 79456), (39728, 54016), (40301, 53248), (43888, 48896)]