20163826816

素因数分解:

$2^7\times 7^1\times {\mathrm{269}}^2\times {\mathrm{311}}^1$

素因数の和:870

約数の個数: 96

約数和(自身を含む): 46228178880

約数和(自身を除く): 26064352064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 269, 311, 448, 538, 622, 896, 1076, 1244, 1883, 2152, 2177, 2488, 3766, 4304, 4354, 4976, 7532, 8608, 8708, 9952, 15064, 17216, 17416, 19904, 30128, 34432, 34832, 39808, 60256, 69664, 72361, 83659, 120512, 139328, 144722, 167318, 241024, 278656, 289444, 334636, 506527, 578888, 585613, 669272, 1013054, 1157776, 1171226, 1338544, 2026108, 2315552, 2342452, 2677088, 4052216, 4631104, 4684904, 5354176, 8104432, 9262208, 9369808, 10708352, 16208864, 18739616, 22504271, 32417728, 37479232, 45008542, 64835456, 74958464, 90017084, 157529897, 180034168, 315059794, 360068336, 630119588, 720136672, 1260239176, 1440273344, 2520478352, 2880546688, 5040956704, 10081913408, 20163826816]

約数ペア:

[(1, 20163826816), (2, 10081913408), (4, 5040956704), (7, 2880546688), (8, 2520478352), (14, 1440273344), (16, 1260239176), (28, 720136672), (32, 630119588), (56, 360068336), (64, 315059794), (112, 180034168), (128, 157529897), (224, 90017084), (269, 74958464), (311, 64835456), (448, 45008542), (538, 37479232), (622, 32417728), (896, 22504271), (1076, 18739616), (1244, 16208864), (1883, 10708352), (2152, 9369808), (2177, 9262208), (2488, 8104432), (3766, 5354176), (4304, 4684904), (4354, 4631104), (4976, 4052216), (7532, 2677088), (8608, 2342452), (8708, 2315552), (9952, 2026108), (15064, 1338544), (17216, 1171226), (17416, 1157776), (19904, 1013054), (30128, 669272), (34432, 585613), (34832, 578888), (39808, 506527), (60256, 334636), (69664, 289444), (72361, 278656), (83659, 241024), (120512, 167318), (139328, 144722)]