20205909306

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{2153}}^1$

素因数の和:2353

約数の個数: 144

約数和(自身を含む): 50054135040

約数和(自身を除く): 29848225734

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 31, 33, 62, 66, 93, 99, 121, 139, 186, 198, 242, 278, 279, 341, 363, 417, 558, 682, 726, 834, 1023, 1089, 1251, 1529, 2046, 2153, 2178, 2502, 3058, 3069, 3751, 4306, 4309, 4587, 6138, 6459, 7502, 8618, 9174, 11253, 12918, 12927, 13761, 16819, 19377, 22506, 23683, 25854, 27522, 33638, 33759, 38754, 38781, 47366, 47399, 50457, 66743, 67518, 71049, 77562, 94798, 100914, 133486, 142098, 142197, 151371, 200229, 213147, 260513, 284394, 299267, 302742, 400458, 426294, 426591, 521026, 521389, 598534, 600687, 734173, 781539, 853182, 897801, 1042778, 1201374, 1468346, 1563078, 1564167, 1795602, 2202519, 2344617, 2693403, 3128334, 3291937, 4405038, 4689234, 4692501, 5386806, 6583874, 6607557, 8075903, 9277277, 9385002, 9875811, 13215114, 16151806, 18554554, 19751622, 24227709, 27831831, 29627433, 36211307, 48455418, 55663662, 59254866, 72422614, 72683127, 83495493, 102050047, 108633921, 145366254, 166990986, 204100094, 217267842, 306150141, 325901763, 612300282, 651803526, 918450423, 1122550517, 1836900846, 2245101034, 3367651551, 6735303102, 10102954653, 20205909306]

約数ペア:

[(1, 20205909306), (2, 10102954653), (3, 6735303102), (6, 3367651551), (9, 2245101034), (11, 1836900846), (18, 1122550517), (22, 918450423), (31, 651803526), (33, 612300282), (62, 325901763), (66, 306150141), (93, 217267842), (99, 204100094), (121, 166990986), (139, 145366254), (186, 108633921), (198, 102050047), (242, 83495493), (278, 72683127), (279, 72422614), (341, 59254866), (363, 55663662), (417, 48455418), (558, 36211307), (682, 29627433), (726, 27831831), (834, 24227709), (1023, 19751622), (1089, 18554554), (1251, 16151806), (1529, 13215114), (2046, 9875811), (2153, 9385002), (2178, 9277277), (2502, 8075903), (3058, 6607557), (3069, 6583874), (3751, 5386806), (4306, 4692501), (4309, 4689234), (4587, 4405038), (6138, 3291937), (6459, 3128334), (7502, 2693403), (8618, 2344617), (9174, 2202519), (11253, 1795602), (12918, 1564167), (12927, 1563078), (13761, 1468346), (16819, 1201374), (19377, 1042778), (22506, 897801), (23683, 853182), (25854, 781539), (27522, 734173), (33638, 600687), (33759, 598534), (38754, 521389), (38781, 521026), (47366, 426591), (47399, 426294), (50457, 400458), (66743, 302742), (67518, 299267), (71049, 284394), (77562, 260513), (94798, 213147), (100914, 200229), (133486, 151371), (142098, 142197)]