20044130128

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{52027}}^1$

素因数の和:52256

約数の個数: 60

約数和(自身を含む): 42902288800

約数和(自身を除く): 22858158672

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 199, 242, 398, 484, 796, 968, 1592, 1936, 2189, 3184, 4378, 8756, 17512, 24079, 35024, 48158, 52027, 96316, 104054, 192632, 208108, 385264, 416216, 572297, 832432, 1144594, 2289188, 4578376, 6295267, 9156752, 10353373, 12590534, 20706746, 25181068, 41413492, 50362136, 82826984, 100724272, 113887103, 165653968, 227774206, 455548412, 911096824, 1252758133, 1822193648, 2505516266, 5011032532, 10022065064, 20044130128]

約数ペア:

[(1, 20044130128), (2, 10022065064), (4, 5011032532), (8, 2505516266), (11, 1822193648), (16, 1252758133), (22, 911096824), (44, 455548412), (88, 227774206), (121, 165653968), (176, 113887103), (199, 100724272), (242, 82826984), (398, 50362136), (484, 41413492), (796, 25181068), (968, 20706746), (1592, 12590534), (1936, 10353373), (2189, 9156752), (3184, 6295267), (4378, 4578376), (8756, 2289188), (17512, 1144594), (24079, 832432), (35024, 572297), (48158, 416216), (52027, 385264), (96316, 208108), (104054, 192632)]