20508048

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^3\times {\mathrm{107}}^1$

素因数の和:154

約数の個数: 120

約数和(自身を含む): 63719136

約数和(自身を除く): 43211088

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 107, 121, 132, 144, 176, 198, 214, 242, 264, 321, 363, 396, 428, 484, 528, 642, 726, 792, 856, 963, 968, 1089, 1177, 1284, 1331, 1452, 1584, 1712, 1926, 1936, 2178, 2354, 2568, 2662, 2904, 3531, 3852, 3993, 4356, 4708, 5136, 5324, 5808, 7062, 7704, 7986, 8712, 9416, 10593, 10648, 11979, 12947, 14124, 15408, 15972, 17424, 18832, 21186, 21296, 23958, 25894, 28248, 31944, 38841, 42372, 47916, 51788, 56496, 63888, 77682, 84744, 95832, 103576, 116523, 142417, 155364, 169488, 191664, 207152, 233046, 284834, 310728, 427251, 466092, 569668, 621456, 854502, 932184, 1139336, 1281753, 1709004, 1864368, 2278672, 2563506, 3418008, 5127012, 6836016, 10254024, 20508048]

約数ペア:

[(1, 20508048), (2, 10254024), (3, 6836016), (4, 5127012), (6, 3418008), (8, 2563506), (9, 2278672), (11, 1864368), (12, 1709004), (16, 1281753), (18, 1139336), (22, 932184), (24, 854502), (33, 621456), (36, 569668), (44, 466092), (48, 427251), (66, 310728), (72, 284834), (88, 233046), (99, 207152), (107, 191664), (121, 169488), (132, 155364), (144, 142417), (176, 116523), (198, 103576), (214, 95832), (242, 84744), (264, 77682), (321, 63888), (363, 56496), (396, 51788), (428, 47916), (484, 42372), (528, 38841), (642, 31944), (726, 28248), (792, 25894), (856, 23958), (963, 21296), (968, 21186), (1089, 18832), (1177, 17424), (1284, 15972), (1331, 15408), (1452, 14124), (1584, 12947), (1712, 11979), (1926, 10648), (1936, 10593), (2178, 9416), (2354, 8712), (2568, 7986), (2662, 7704), (2904, 7062), (3531, 5808), (3852, 5324), (3993, 5136), (4356, 4708)]