20985792

素因数分解:

$2^6\times 3^1\times {\mathrm{29}}^1\times {\mathrm{3769}}^1$

素因数の和:3813

約数の個数: 56

約数和(自身を含む): 57454800

約数和(自身を除く): 36469008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 64, 87, 96, 116, 174, 192, 232, 348, 464, 696, 928, 1392, 1856, 2784, 3769, 5568, 7538, 11307, 15076, 22614, 30152, 45228, 60304, 90456, 109301, 120608, 180912, 218602, 241216, 327903, 361824, 437204, 655806, 723648, 874408, 1311612, 1748816, 2623224, 3497632, 5246448, 6995264, 10492896, 20985792]

約数ペア:

[(1, 20985792), (2, 10492896), (3, 6995264), (4, 5246448), (6, 3497632), (8, 2623224), (12, 1748816), (16, 1311612), (24, 874408), (29, 723648), (32, 655806), (48, 437204), (58, 361824), (64, 327903), (87, 241216), (96, 218602), (116, 180912), (174, 120608), (192, 109301), (232, 90456), (348, 60304), (464, 45228), (696, 30152), (928, 22614), (1392, 15076), (1856, 11307), (2784, 7538), (3769, 5568)]