20079368

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:182

約数の個数: 64

約数和(自身を含む): 41990400

約数和(自身を除く): 21911032

約数列:

[1, 2, 4, 8, 23, 29, 46, 53, 58, 71, 92, 106, 116, 142, 184, 212, 232, 284, 424, 568, 667, 1219, 1334, 1537, 1633, 2059, 2438, 2668, 3074, 3266, 3763, 4118, 4876, 5336, 6148, 6532, 7526, 8236, 9752, 12296, 13064, 15052, 16472, 30104, 35351, 47357, 70702, 86549, 94714, 109127, 141404, 173098, 189428, 218254, 282808, 346196, 378856, 436508, 692392, 873016, 2509921, 5019842, 10039684, 20079368]

約数ペア:

[(1, 20079368), (2, 10039684), (4, 5019842), (8, 2509921), (23, 873016), (29, 692392), (46, 436508), (53, 378856), (58, 346196), (71, 282808), (92, 218254), (106, 189428), (116, 173098), (142, 141404), (184, 109127), (212, 94714), (232, 86549), (284, 70702), (424, 47357), (568, 35351), (667, 30104), (1219, 16472), (1334, 15052), (1537, 13064), (1633, 12296), (2059, 9752), (2438, 8236), (2668, 7526), (3074, 6532), (3266, 6148), (3763, 5336), (4118, 4876)]