20711152

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16811}}^1$

素因数の和:16837

約数の個数: 40

約数和(自身を含む): 50032512

約数和(自身を除く): 29321360

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 16811, 33622, 67244, 117677, 134488, 184921, 235354, 268976, 369842, 470708, 739684, 941416, 1294447, 1479368, 1882832, 2588894, 2958736, 5177788, 10355576, 20711152]

約数ペア:

[(1, 20711152), (2, 10355576), (4, 5177788), (7, 2958736), (8, 2588894), (11, 1882832), (14, 1479368), (16, 1294447), (22, 941416), (28, 739684), (44, 470708), (56, 369842), (77, 268976), (88, 235354), (112, 184921), (154, 134488), (176, 117677), (308, 67244), (616, 33622), (1232, 16811)]