20108704

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8161}}^1$

素因数の和:8189

約数の個数: 48

約数和(自身を含む): 49363776

約数和(自身を除く): 29255072

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 154, 176, 224, 308, 352, 616, 1232, 2464, 8161, 16322, 32644, 57127, 65288, 89771, 114254, 130576, 179542, 228508, 261152, 359084, 457016, 628397, 718168, 914032, 1256794, 1436336, 1828064, 2513588, 2872672, 5027176, 10054352, 20108704]

約数ペア:

[(1, 20108704), (2, 10054352), (4, 5027176), (7, 2872672), (8, 2513588), (11, 1828064), (14, 1436336), (16, 1256794), (22, 914032), (28, 718168), (32, 628397), (44, 457016), (56, 359084), (77, 261152), (88, 228508), (112, 179542), (154, 130576), (176, 114254), (224, 89771), (308, 65288), (352, 57127), (616, 32644), (1232, 16322), (2464, 8161)]