20125966924

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{1907}}^1$

素因数の和:2183

約数の個数: 96

約数和(自身を含む): 42291293184

約数和(自身を除く): 22165326260

約数列:

[1, 2, 4, 7, 14, 28, 37, 61, 74, 122, 148, 167, 244, 259, 334, 427, 518, 668, 854, 1036, 1169, 1708, 1907, 2257, 2338, 3814, 4514, 4676, 6179, 7628, 9028, 10187, 12358, 13349, 15799, 20374, 24716, 26698, 31598, 40748, 43253, 53396, 63196, 70559, 71309, 86506, 116327, 141118, 142618, 173012, 232654, 282236, 285236, 318469, 376919, 465308, 493913, 636938, 753838, 814289, 987826, 1273876, 1507676, 1628578, 1975652, 2229283, 2638433, 3257156, 4304099, 4458566, 5276866, 8608198, 8917132, 10553732, 11783353, 17216396, 19426609, 23566706, 30128693, 38853218, 47133412, 60257386, 77706436, 82483471, 120514772, 135986263, 164966942, 271972526, 329933884, 543945052, 718784533, 1437569066, 2875138132, 5031491731, 10062983462, 20125966924]

約数ペア:

[(1, 20125966924), (2, 10062983462), (4, 5031491731), (7, 2875138132), (14, 1437569066), (28, 718784533), (37, 543945052), (61, 329933884), (74, 271972526), (122, 164966942), (148, 135986263), (167, 120514772), (244, 82483471), (259, 77706436), (334, 60257386), (427, 47133412), (518, 38853218), (668, 30128693), (854, 23566706), (1036, 19426609), (1169, 17216396), (1708, 11783353), (1907, 10553732), (2257, 8917132), (2338, 8608198), (3814, 5276866), (4514, 4458566), (4676, 4304099), (6179, 3257156), (7628, 2638433), (9028, 2229283), (10187, 1975652), (12358, 1628578), (13349, 1507676), (15799, 1273876), (20374, 987826), (24716, 814289), (26698, 753838), (31598, 636938), (40748, 493913), (43253, 465308), (53396, 376919), (63196, 318469), (70559, 285236), (71309, 282236), (86506, 232654), (116327, 173012), (141118, 142618)]