20336328

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{83}}^2$

素因数の和:219

約数の個数: 72

約数和(自身を含む): 57108870

約数和(自身を除く): 36772542

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 82, 83, 123, 164, 166, 246, 249, 328, 332, 369, 492, 498, 664, 738, 747, 984, 996, 1476, 1494, 1992, 2952, 2988, 3403, 5976, 6806, 6889, 10209, 13612, 13778, 20418, 20667, 27224, 27556, 30627, 40836, 41334, 55112, 61254, 62001, 81672, 82668, 122508, 124002, 165336, 245016, 248004, 282449, 496008, 564898, 847347, 1129796, 1694694, 2259592, 2542041, 3389388, 5084082, 6778776, 10168164, 20336328]

約数ペア:

[(1, 20336328), (2, 10168164), (3, 6778776), (4, 5084082), (6, 3389388), (8, 2542041), (9, 2259592), (12, 1694694), (18, 1129796), (24, 847347), (36, 564898), (41, 496008), (72, 282449), (82, 248004), (83, 245016), (123, 165336), (164, 124002), (166, 122508), (246, 82668), (249, 81672), (328, 62001), (332, 61254), (369, 55112), (492, 41334), (498, 40836), (664, 30627), (738, 27556), (747, 27224), (984, 20667), (996, 20418), (1476, 13778), (1494, 13612), (1992, 10209), (2952, 6889), (2988, 6806), (3403, 5976)]