20731781448

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{5167}}^1$

素因数の和:5624

約数の個数: 192

約数和(自身を含む): 67721472000

約数和(自身を除く): 46989690552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 56, 57, 63, 72, 76, 84, 114, 126, 133, 152, 168, 171, 228, 252, 266, 342, 399, 419, 456, 504, 532, 684, 798, 838, 1064, 1197, 1257, 1368, 1596, 1676, 2394, 2514, 2933, 3192, 3352, 3771, 4788, 5028, 5167, 5866, 7542, 7961, 8799, 9576, 10056, 10334, 11732, 15084, 15501, 15922, 17598, 20668, 23464, 23883, 26397, 30168, 31002, 31844, 35196, 36169, 41336, 46503, 47766, 52794, 55727, 62004, 63688, 70392, 71649, 72338, 93006, 95532, 98173, 105588, 108507, 111454, 124008, 143298, 144676, 167181, 186012, 191064, 196346, 211176, 217014, 222908, 286596, 289352, 294519, 325521, 334362, 372024, 392692, 434028, 445816, 501543, 573192, 589038, 651042, 668724, 687211, 785384, 868056, 883557, 1003086, 1178076, 1302084, 1337448, 1374422, 1767114, 2006172, 2061633, 2164973, 2356152, 2604168, 2748844, 3534228, 4012344, 4123266, 4329946, 5497688, 6184899, 6494919, 7068456, 8246532, 8659892, 12369798, 12989838, 15154811, 16493064, 17319784, 19484757, 24739596, 25979676, 30309622, 38969514, 41134487, 45464433, 49479192, 51959352, 60619244, 77939028, 82268974, 90928866, 121238488, 123403461, 136393299, 155878056, 164537948, 181857732, 246806922, 272786598, 287941409, 329075896, 363715464, 370210383, 493613844, 545573196, 575882818, 740420766, 863824227, 987227688, 1091146392, 1151765636, 1480841532, 1727648454, 2303531272, 2591472681, 2961683064, 3455296908, 5182945362, 6910593816, 10365890724, 20731781448]

約数ペア:

[(1, 20731781448), (2, 10365890724), (3, 6910593816), (4, 5182945362), (6, 3455296908), (7, 2961683064), (8, 2591472681), (9, 2303531272), (12, 1727648454), (14, 1480841532), (18, 1151765636), (19, 1091146392), (21, 987227688), (24, 863824227), (28, 740420766), (36, 575882818), (38, 545573196), (42, 493613844), (56, 370210383), (57, 363715464), (63, 329075896), (72, 287941409), (76, 272786598), (84, 246806922), (114, 181857732), (126, 164537948), (133, 155878056), (152, 136393299), (168, 123403461), (171, 121238488), (228, 90928866), (252, 82268974), (266, 77939028), (342, 60619244), (399, 51959352), (419, 49479192), (456, 45464433), (504, 41134487), (532, 38969514), (684, 30309622), (798, 25979676), (838, 24739596), (1064, 19484757), (1197, 17319784), (1257, 16493064), (1368, 15154811), (1596, 12989838), (1676, 12369798), (2394, 8659892), (2514, 8246532), (2933, 7068456), (3192, 6494919), (3352, 6184899), (3771, 5497688), (4788, 4329946), (5028, 4123266), (5167, 4012344), (5866, 3534228), (7542, 2748844), (7961, 2604168), (8799, 2356152), (9576, 2164973), (10056, 2061633), (10334, 2006172), (11732, 1767114), (15084, 1374422), (15501, 1337448), (15922, 1302084), (17598, 1178076), (20668, 1003086), (23464, 883557), (23883, 868056), (26397, 785384), (30168, 687211), (31002, 668724), (31844, 651042), (35196, 589038), (36169, 573192), (41336, 501543), (46503, 445816), (47766, 434028), (52794, 392692), (55727, 372024), (62004, 334362), (63688, 325521), (70392, 294519), (71649, 289352), (72338, 286596), (93006, 222908), (95532, 217014), (98173, 211176), (105588, 196346), (108507, 191064), (111454, 186012), (124008, 167181), (143298, 144676)]