20676522

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 47278080

約数和(自身を除く): 26601558

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 47, 51, 57, 94, 102, 114, 141, 227, 282, 323, 454, 646, 681, 799, 893, 969, 1362, 1598, 1786, 1938, 2397, 2679, 3859, 4313, 4794, 5358, 7718, 8626, 10669, 11577, 12939, 15181, 21338, 23154, 25878, 30362, 32007, 45543, 64014, 73321, 91086, 146642, 181373, 202711, 219963, 362746, 405422, 439926, 544119, 608133, 1088238, 1216266, 3446087, 6892174, 10338261, 20676522]

約数ペア:

[(1, 20676522), (2, 10338261), (3, 6892174), (6, 3446087), (17, 1216266), (19, 1088238), (34, 608133), (38, 544119), (47, 439926), (51, 405422), (57, 362746), (94, 219963), (102, 202711), (114, 181373), (141, 146642), (227, 91086), (282, 73321), (323, 64014), (454, 45543), (646, 32007), (681, 30362), (799, 25878), (893, 23154), (969, 21338), (1362, 15181), (1598, 12939), (1786, 11577), (1938, 10669), (2397, 8626), (2679, 7718), (3859, 5358), (4313, 4794)]