20257937256

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{9643}}^1$

素因数の和:9959

約数の個数: 128

約数和(自身を含む): 56660428800

約数和(自身を除く): 36402491544

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 24, 34, 38, 51, 57, 68, 76, 102, 114, 136, 152, 204, 228, 271, 323, 408, 456, 542, 646, 813, 969, 1084, 1292, 1626, 1938, 2168, 2584, 3252, 3876, 4607, 5149, 6504, 7752, 9214, 9643, 10298, 13821, 15447, 18428, 19286, 20596, 27642, 28929, 30894, 36856, 38572, 41192, 55284, 57858, 61788, 77144, 87533, 110568, 115716, 123576, 163931, 175066, 183217, 231432, 262599, 327862, 350132, 366434, 491793, 525198, 549651, 655724, 700264, 732868, 983586, 1050396, 1099302, 1311448, 1465736, 1967172, 2100792, 2198604, 2613253, 3114689, 3934344, 4397208, 5226506, 6229378, 7839759, 9344067, 10453012, 12458756, 15679518, 18688134, 20906024, 24917512, 31359036, 37376268, 44425301, 49651807, 62718072, 74752536, 88850602, 99303614, 133275903, 148955421, 177701204, 198607228, 266551806, 297910842, 355402408, 397214456, 533103612, 595821684, 844080719, 1066207224, 1191643368, 1688161438, 2532242157, 3376322876, 5064484314, 6752645752, 10128968628, 20257937256]

約数ペア:

[(1, 20257937256), (2, 10128968628), (3, 6752645752), (4, 5064484314), (6, 3376322876), (8, 2532242157), (12, 1688161438), (17, 1191643368), (19, 1066207224), (24, 844080719), (34, 595821684), (38, 533103612), (51, 397214456), (57, 355402408), (68, 297910842), (76, 266551806), (102, 198607228), (114, 177701204), (136, 148955421), (152, 133275903), (204, 99303614), (228, 88850602), (271, 74752536), (323, 62718072), (408, 49651807), (456, 44425301), (542, 37376268), (646, 31359036), (813, 24917512), (969, 20906024), (1084, 18688134), (1292, 15679518), (1626, 12458756), (1938, 10453012), (2168, 9344067), (2584, 7839759), (3252, 6229378), (3876, 5226506), (4607, 4397208), (5149, 3934344), (6504, 3114689), (7752, 2613253), (9214, 2198604), (9643, 2100792), (10298, 1967172), (13821, 1465736), (15447, 1311448), (18428, 1099302), (19286, 1050396), (20596, 983586), (27642, 732868), (28929, 700264), (30894, 655724), (36856, 549651), (38572, 525198), (41192, 491793), (55284, 366434), (57858, 350132), (61788, 327862), (77144, 262599), (87533, 231432), (110568, 183217), (115716, 175066), (123576, 163931)]