20239465257

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{379}}^1$

素因数の和:643

約数の個数: 96

約数和(自身を含む): 33183521280

約数和(自身を除く): 12944056023

約数列:

[1, 3, 9, 11, 33, 67, 83, 97, 99, 201, 249, 291, 379, 603, 737, 747, 873, 913, 1067, 1137, 2211, 2739, 3201, 3411, 4169, 5561, 6499, 6633, 8051, 8217, 9603, 12507, 16683, 19497, 24153, 25393, 31457, 36763, 37521, 50049, 58491, 61171, 71489, 72459, 76179, 88561, 94371, 110289, 183513, 214467, 228537, 265683, 279323, 283113, 330867, 346027, 404393, 539417, 550539, 643401, 797049, 837969, 1038081, 1213179, 1618251, 2107619, 2463121, 2513907, 3051329, 3114243, 3639537, 4854753, 5933587, 6322857, 7389363, 9153987, 17800761, 18968571, 22168089, 23183809, 27094331, 27461961, 33564619, 53402283, 69551427, 81282993, 100693857, 204439043, 208654281, 243848979, 302081571, 613317129, 1839951387, 2248829473, 6746488419, 20239465257]

約数ペア:

[(1, 20239465257), (3, 6746488419), (9, 2248829473), (11, 1839951387), (33, 613317129), (67, 302081571), (83, 243848979), (97, 208654281), (99, 204439043), (201, 100693857), (249, 81282993), (291, 69551427), (379, 53402283), (603, 33564619), (737, 27461961), (747, 27094331), (873, 23183809), (913, 22168089), (1067, 18968571), (1137, 17800761), (2211, 9153987), (2739, 7389363), (3201, 6322857), (3411, 5933587), (4169, 4854753), (5561, 3639537), (6499, 3114243), (6633, 3051329), (8051, 2513907), (8217, 2463121), (9603, 2107619), (12507, 1618251), (16683, 1213179), (19497, 1038081), (24153, 837969), (25393, 797049), (31457, 643401), (36763, 550539), (37521, 539417), (50049, 404393), (58491, 346027), (61171, 330867), (71489, 283113), (72459, 279323), (76179, 265683), (88561, 228537), (94371, 214467), (110289, 183513)]