20215734

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:103

約数の個数: 128

約数和(自身を含む): 55296000

約数和(自身を除く): 35080266

約数列:

[1, 2, 3, 6, 7, 11, 14, 19, 21, 22, 33, 38, 42, 47, 49, 57, 66, 77, 94, 98, 114, 133, 141, 147, 154, 209, 231, 266, 282, 294, 329, 343, 399, 418, 462, 517, 539, 627, 658, 686, 798, 893, 931, 987, 1029, 1034, 1078, 1254, 1463, 1551, 1617, 1786, 1862, 1974, 2058, 2303, 2679, 2793, 2926, 3102, 3234, 3619, 3773, 4389, 4606, 5358, 5586, 6251, 6517, 6909, 7238, 7546, 8778, 9823, 10241, 10857, 11319, 12502, 13034, 13818, 16121, 18753, 19551, 19646, 20482, 21714, 22638, 25333, 29469, 30723, 32242, 37506, 39102, 43757, 48363, 50666, 58938, 61446, 68761, 71687, 75999, 87514, 96726, 131271, 137522, 143374, 151998, 177331, 206283, 215061, 262542, 306299, 354662, 412566, 430122, 481327, 531993, 612598, 918897, 962654, 1063986, 1443981, 1837794, 2887962, 3369289, 6738578, 10107867, 20215734]

約数ペア:

[(1, 20215734), (2, 10107867), (3, 6738578), (6, 3369289), (7, 2887962), (11, 1837794), (14, 1443981), (19, 1063986), (21, 962654), (22, 918897), (33, 612598), (38, 531993), (42, 481327), (47, 430122), (49, 412566), (57, 354662), (66, 306299), (77, 262542), (94, 215061), (98, 206283), (114, 177331), (133, 151998), (141, 143374), (147, 137522), (154, 131271), (209, 96726), (231, 87514), (266, 75999), (282, 71687), (294, 68761), (329, 61446), (343, 58938), (399, 50666), (418, 48363), (462, 43757), (517, 39102), (539, 37506), (627, 32242), (658, 30723), (686, 29469), (798, 25333), (893, 22638), (931, 21714), (987, 20482), (1029, 19646), (1034, 19551), (1078, 18753), (1254, 16121), (1463, 13818), (1551, 13034), (1617, 12502), (1786, 11319), (1862, 10857), (1974, 10241), (2058, 9823), (2303, 8778), (2679, 7546), (2793, 7238), (2926, 6909), (3102, 6517), (3234, 6251), (3619, 5586), (3773, 5358), (4389, 4606)]