19690147176

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{461}}^1\times {\mathrm{2621}}^1$

素因数の和:3195

約数の個数: 128

約数和(自身を含む): 56982562560

約数和(自身を除く): 37292415384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 97, 168, 194, 291, 388, 461, 582, 679, 776, 922, 1164, 1358, 1383, 1844, 2037, 2328, 2621, 2716, 2766, 3227, 3688, 4074, 5242, 5432, 5532, 6454, 7863, 8148, 9681, 10484, 11064, 12908, 15726, 16296, 18347, 19362, 20968, 25816, 31452, 36694, 38724, 44717, 55041, 62904, 73388, 77448, 89434, 110082, 134151, 146776, 178868, 220164, 254237, 268302, 313019, 357736, 440328, 508474, 536604, 626038, 762711, 939057, 1016948, 1073208, 1208281, 1252076, 1525422, 1779659, 1878114, 2033896, 2416562, 2504152, 3050844, 3559318, 3624843, 3756228, 4833124, 5338977, 6101688, 7118636, 7249686, 7512456, 8457967, 9666248, 10677954, 14237272, 14499372, 16915934, 21355908, 25373901, 28998744, 33831868, 42711816, 50747802, 67663736, 101495604, 117203257, 202991208, 234406514, 351609771, 468813028, 703219542, 820422799, 937626056, 1406439084, 1640845598, 2461268397, 2812878168, 3281691196, 4922536794, 6563382392, 9845073588, 19690147176]

約数ペア:

[(1, 19690147176), (2, 9845073588), (3, 6563382392), (4, 4922536794), (6, 3281691196), (7, 2812878168), (8, 2461268397), (12, 1640845598), (14, 1406439084), (21, 937626056), (24, 820422799), (28, 703219542), (42, 468813028), (56, 351609771), (84, 234406514), (97, 202991208), (168, 117203257), (194, 101495604), (291, 67663736), (388, 50747802), (461, 42711816), (582, 33831868), (679, 28998744), (776, 25373901), (922, 21355908), (1164, 16915934), (1358, 14499372), (1383, 14237272), (1844, 10677954), (2037, 9666248), (2328, 8457967), (2621, 7512456), (2716, 7249686), (2766, 7118636), (3227, 6101688), (3688, 5338977), (4074, 4833124), (5242, 3756228), (5432, 3624843), (5532, 3559318), (6454, 3050844), (7863, 2504152), (8148, 2416562), (9681, 2033896), (10484, 1878114), (11064, 1779659), (12908, 1525422), (15726, 1252076), (16296, 1208281), (18347, 1073208), (19362, 1016948), (20968, 939057), (25816, 762711), (31452, 626038), (36694, 536604), (38724, 508474), (44717, 440328), (55041, 357736), (62904, 313019), (73388, 268302), (77448, 254237), (89434, 220164), (110082, 178868), (134151, 146776)]