20347152

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:277

約数の個数: 120

約数和(自身を含む): 62933472

約数和(自身を除く): 42586320

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 41, 42, 48, 49, 56, 82, 84, 98, 112, 123, 147, 164, 168, 196, 211, 246, 287, 294, 328, 336, 392, 422, 492, 574, 588, 633, 656, 784, 844, 861, 984, 1148, 1176, 1266, 1477, 1688, 1722, 1968, 2009, 2296, 2352, 2532, 2954, 3376, 3444, 4018, 4431, 4592, 5064, 5908, 6027, 6888, 8036, 8651, 8862, 10128, 10339, 11816, 12054, 13776, 16072, 17302, 17724, 20678, 23632, 24108, 25953, 31017, 32144, 34604, 35448, 41356, 48216, 51906, 60557, 62034, 69208, 70896, 82712, 96432, 103812, 121114, 124068, 138416, 165424, 181671, 207624, 242228, 248136, 363342, 415248, 423899, 484456, 496272, 726684, 847798, 968912, 1271697, 1453368, 1695596, 2543394, 2906736, 3391192, 5086788, 6782384, 10173576, 20347152]

約数ペア:

[(1, 20347152), (2, 10173576), (3, 6782384), (4, 5086788), (6, 3391192), (7, 2906736), (8, 2543394), (12, 1695596), (14, 1453368), (16, 1271697), (21, 968912), (24, 847798), (28, 726684), (41, 496272), (42, 484456), (48, 423899), (49, 415248), (56, 363342), (82, 248136), (84, 242228), (98, 207624), (112, 181671), (123, 165424), (147, 138416), (164, 124068), (168, 121114), (196, 103812), (211, 96432), (246, 82712), (287, 70896), (294, 69208), (328, 62034), (336, 60557), (392, 51906), (422, 48216), (492, 41356), (574, 35448), (588, 34604), (633, 32144), (656, 31017), (784, 25953), (844, 24108), (861, 23632), (984, 20678), (1148, 17724), (1176, 17302), (1266, 16072), (1477, 13776), (1688, 12054), (1722, 11816), (1968, 10339), (2009, 10128), (2296, 8862), (2352, 8651), (2532, 8036), (2954, 6888), (3376, 6027), (3444, 5908), (4018, 5064), (4431, 4592)]