18853575804

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{631}}^1\times {\mathrm{853}}^1$

素因数の和:1640

約数の個数: 144

約数和(自身を含む): 55009077760

約数和(自身を除く): 36155501956

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 139, 252, 278, 417, 556, 631, 834, 853, 973, 1251, 1262, 1668, 1706, 1893, 1946, 2502, 2524, 2559, 2919, 3412, 3786, 3892, 4417, 5004, 5118, 5679, 5838, 5971, 7572, 7677, 8757, 8834, 10236, 11358, 11676, 11942, 13251, 15354, 17514, 17668, 17913, 22716, 23884, 26502, 30708, 35028, 35826, 39753, 53004, 53739, 71652, 79506, 87709, 107478, 118567, 159012, 175418, 214956, 237134, 263127, 350836, 355701, 474268, 526254, 538243, 613963, 711402, 789381, 829969, 1052508, 1067103, 1076486, 1227926, 1422804, 1578762, 1614729, 1659938, 1841889, 2134206, 2152972, 2455852, 2489907, 3157524, 3229458, 3319876, 3683778, 3767701, 4268412, 4844187, 4979814, 5525667, 6458916, 7367556, 7469721, 7535402, 9688374, 9959628, 11051334, 11303103, 14939442, 15070804, 19376748, 22102668, 22606206, 29878884, 33909309, 45212412, 67818618, 74815777, 135637236, 149631554, 224447331, 299263108, 448894662, 523710439, 673341993, 897789324, 1047420878, 1346683986, 1571131317, 2094841756, 2693367972, 3142262634, 4713393951, 6284525268, 9426787902, 18853575804]

約数ペア:

[(1, 18853575804), (2, 9426787902), (3, 6284525268), (4, 4713393951), (6, 3142262634), (7, 2693367972), (9, 2094841756), (12, 1571131317), (14, 1346683986), (18, 1047420878), (21, 897789324), (28, 673341993), (36, 523710439), (42, 448894662), (63, 299263108), (84, 224447331), (126, 149631554), (139, 135637236), (252, 74815777), (278, 67818618), (417, 45212412), (556, 33909309), (631, 29878884), (834, 22606206), (853, 22102668), (973, 19376748), (1251, 15070804), (1262, 14939442), (1668, 11303103), (1706, 11051334), (1893, 9959628), (1946, 9688374), (2502, 7535402), (2524, 7469721), (2559, 7367556), (2919, 6458916), (3412, 5525667), (3786, 4979814), (3892, 4844187), (4417, 4268412), (5004, 3767701), (5118, 3683778), (5679, 3319876), (5838, 3229458), (5971, 3157524), (7572, 2489907), (7677, 2455852), (8757, 2152972), (8834, 2134206), (10236, 1841889), (11358, 1659938), (11676, 1614729), (11942, 1578762), (13251, 1422804), (15354, 1227926), (17514, 1076486), (17668, 1067103), (17913, 1052508), (22716, 829969), (23884, 789381), (26502, 711402), (30708, 613963), (35028, 538243), (35826, 526254), (39753, 474268), (53004, 355701), (53739, 350836), (71652, 263127), (79506, 237134), (87709, 214956), (107478, 175418), (118567, 159012)]