20111168

素因数分解:

$2^6\times 7^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1$

素因数の和:101

約数の個数: 126

約数和(自身を含む): 51990498

約数和(自身を除く): 31879330

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 53, 56, 64, 77, 88, 98, 106, 112, 121, 154, 176, 196, 212, 224, 242, 308, 352, 371, 392, 424, 448, 484, 539, 583, 616, 704, 742, 784, 847, 848, 968, 1078, 1166, 1232, 1484, 1568, 1694, 1696, 1936, 2156, 2332, 2464, 2597, 2968, 3136, 3388, 3392, 3872, 4081, 4312, 4664, 4928, 5194, 5929, 5936, 6413, 6776, 7744, 8162, 8624, 9328, 10388, 11858, 11872, 12826, 13552, 16324, 17248, 18656, 20776, 23716, 23744, 25652, 27104, 28567, 32648, 34496, 37312, 41552, 44891, 47432, 51304, 54208, 57134, 65296, 83104, 89782, 94864, 102608, 114268, 130592, 166208, 179564, 189728, 205216, 228536, 261184, 314237, 359128, 379456, 410432, 457072, 628474, 718256, 914144, 1256948, 1436512, 1828288, 2513896, 2873024, 5027792, 10055584, 20111168]

約数ペア:

[(1, 20111168), (2, 10055584), (4, 5027792), (7, 2873024), (8, 2513896), (11, 1828288), (14, 1436512), (16, 1256948), (22, 914144), (28, 718256), (32, 628474), (44, 457072), (49, 410432), (53, 379456), (56, 359128), (64, 314237), (77, 261184), (88, 228536), (98, 205216), (106, 189728), (112, 179564), (121, 166208), (154, 130592), (176, 114268), (196, 102608), (212, 94864), (224, 89782), (242, 83104), (308, 65296), (352, 57134), (371, 54208), (392, 51304), (424, 47432), (448, 44891), (484, 41552), (539, 37312), (583, 34496), (616, 32648), (704, 28567), (742, 27104), (784, 25652), (847, 23744), (848, 23716), (968, 20776), (1078, 18656), (1166, 17248), (1232, 16324), (1484, 13552), (1568, 12826), (1694, 11872), (1696, 11858), (1936, 10388), (2156, 9328), (2332, 8624), (2464, 8162), (2597, 7744), (2968, 6776), (3136, 6413), (3388, 5936), (3392, 5929), (3872, 5194), (4081, 4928), (4312, 4664)]