20163471272

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1\times {\mathrm{31123}}^1$

素因数の和:31662

約数の個数: 64

約数和(自身を含む): 45177108480

約数和(自身を除く): 25013637208

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 503, 644, 1006, 1288, 2012, 3521, 4024, 7042, 11569, 14084, 23138, 28168, 31123, 46276, 62246, 80983, 92552, 124492, 161966, 217861, 248984, 323932, 435722, 647864, 715829, 871444, 1431658, 1742888, 2863316, 5010803, 5726632, 10021606, 15654869, 20043212, 31309738, 40086424, 62619476, 109584083, 125238952, 219168166, 360061987, 438336332, 720123974, 876672664, 1440247948, 2520433909, 2880495896, 5040867818, 10081735636, 20163471272]

約数ペア:

[(1, 20163471272), (2, 10081735636), (4, 5040867818), (7, 2880495896), (8, 2520433909), (14, 1440247948), (23, 876672664), (28, 720123974), (46, 438336332), (56, 360061987), (92, 219168166), (161, 125238952), (184, 109584083), (322, 62619476), (503, 40086424), (644, 31309738), (1006, 20043212), (1288, 15654869), (2012, 10021606), (3521, 5726632), (4024, 5010803), (7042, 2863316), (11569, 1742888), (14084, 1431658), (23138, 871444), (28168, 715829), (31123, 647864), (46276, 435722), (62246, 323932), (80983, 248984), (92552, 217861), (124492, 161966)]