20796870402

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{487}}^1\times {\mathrm{2801}}^1$

素因数の和:3325

約数の個数: 144

約数和(自身を含む): 56740634496

約数和(自身を除く): 35943764094

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 121, 126, 154, 198, 231, 242, 363, 462, 487, 693, 726, 847, 974, 1089, 1386, 1461, 1694, 2178, 2541, 2801, 2922, 3409, 4383, 5082, 5357, 5602, 6818, 7623, 8403, 8766, 10227, 10714, 15246, 16071, 16806, 19607, 20454, 25209, 30681, 30811, 32142, 37499, 39214, 48213, 50418, 58821, 58927, 61362, 61622, 74998, 92433, 96426, 112497, 117642, 117854, 176463, 176781, 184866, 215677, 224994, 277299, 337491, 338921, 352926, 353562, 412489, 431354, 530343, 554598, 647031, 674982, 677842, 824978, 1016763, 1060686, 1237467, 1294062, 1364087, 1941093, 2033526, 2372447, 2474934, 2728174, 3050289, 3712401, 3882186, 4092261, 4744894, 6100578, 7117341, 7424802, 8184522, 9548609, 12276783, 14234682, 15004957, 19097218, 21352023, 24553566, 28645827, 30009914, 42704046, 45014871, 57291654, 85937481, 90029742, 105034699, 135044613, 165054527, 171874962, 210069398, 270089226, 315104097, 330109054, 495163581, 630208194, 945312291, 990327162, 1155381689, 1485490743, 1890624582, 2310763378, 2970981486, 3466145067, 6932290134, 10398435201, 20796870402]

約数ペア:

[(1, 20796870402), (2, 10398435201), (3, 6932290134), (6, 3466145067), (7, 2970981486), (9, 2310763378), (11, 1890624582), (14, 1485490743), (18, 1155381689), (21, 990327162), (22, 945312291), (33, 630208194), (42, 495163581), (63, 330109054), (66, 315104097), (77, 270089226), (99, 210069398), (121, 171874962), (126, 165054527), (154, 135044613), (198, 105034699), (231, 90029742), (242, 85937481), (363, 57291654), (462, 45014871), (487, 42704046), (693, 30009914), (726, 28645827), (847, 24553566), (974, 21352023), (1089, 19097218), (1386, 15004957), (1461, 14234682), (1694, 12276783), (2178, 9548609), (2541, 8184522), (2801, 7424802), (2922, 7117341), (3409, 6100578), (4383, 4744894), (5082, 4092261), (5357, 3882186), (5602, 3712401), (6818, 3050289), (7623, 2728174), (8403, 2474934), (8766, 2372447), (10227, 2033526), (10714, 1941093), (15246, 1364087), (16071, 1294062), (16806, 1237467), (19607, 1060686), (20454, 1016763), (25209, 824978), (30681, 677842), (30811, 674982), (32142, 647031), (37499, 554598), (39214, 530343), (48213, 431354), (50418, 412489), (58821, 353562), (58927, 352926), (61362, 338921), (61622, 337491), (74998, 277299), (92433, 224994), (96426, 215677), (112497, 184866), (117642, 176781), (117854, 176463)]