20675047072

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{1931}}^1\times {\mathrm{9043}}^1$

素因数の和:11021

約数の個数: 48

約数和(自身を含む): 41830381152

約数和(自身を除く): 21155334080

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 148, 296, 592, 1184, 1931, 3862, 7724, 9043, 15448, 18086, 30896, 36172, 61792, 71447, 72344, 142894, 144688, 285788, 289376, 334591, 571576, 669182, 1143152, 1338364, 2286304, 2676728, 5353456, 10706912, 17462033, 34924066, 69848132, 139696264, 279392528, 558785056, 646095221, 1292190442, 2584380884, 5168761768, 10337523536, 20675047072]

約数ペア:

[(1, 20675047072), (2, 10337523536), (4, 5168761768), (8, 2584380884), (16, 1292190442), (32, 646095221), (37, 558785056), (74, 279392528), (148, 139696264), (296, 69848132), (592, 34924066), (1184, 17462033), (1931, 10706912), (3862, 5353456), (7724, 2676728), (9043, 2286304), (15448, 1338364), (18086, 1143152), (30896, 669182), (36172, 571576), (61792, 334591), (71447, 289376), (72344, 285788), (142894, 144688)]