20753856

素因数分解:

$2^6\times 3^2\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:418

約数の個数: 84

約数和(自身を含む): 60149232

約数和(自身を除く): 39395376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 137, 144, 192, 263, 274, 288, 411, 526, 548, 576, 789, 822, 1052, 1096, 1233, 1578, 1644, 2104, 2192, 2367, 2466, 3156, 3288, 4208, 4384, 4734, 4932, 6312, 6576, 8416, 8768, 9468, 9864, 12624, 13152, 16832, 18936, 19728, 25248, 26304, 36031, 37872, 39456, 50496, 72062, 75744, 78912, 108093, 144124, 151488, 216186, 288248, 324279, 432372, 576496, 648558, 864744, 1152992, 1297116, 1729488, 2305984, 2594232, 3458976, 5188464, 6917952, 10376928, 20753856]

約数ペア:

[(1, 20753856), (2, 10376928), (3, 6917952), (4, 5188464), (6, 3458976), (8, 2594232), (9, 2305984), (12, 1729488), (16, 1297116), (18, 1152992), (24, 864744), (32, 648558), (36, 576496), (48, 432372), (64, 324279), (72, 288248), (96, 216186), (137, 151488), (144, 144124), (192, 108093), (263, 78912), (274, 75744), (288, 72062), (411, 50496), (526, 39456), (548, 37872), (576, 36031), (789, 26304), (822, 25248), (1052, 19728), (1096, 18936), (1233, 16832), (1578, 13152), (1644, 12624), (2104, 9864), (2192, 9468), (2367, 8768), (2466, 8416), (3156, 6576), (3288, 6312), (4208, 4932), (4384, 4734)]