20103776

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:268

約数の個数: 96

約数和(自身を含む): 50803200

約数和(自身を除く): 30699424

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 41, 44, 56, 77, 82, 88, 112, 154, 164, 176, 199, 224, 287, 308, 328, 352, 398, 451, 574, 616, 656, 796, 902, 1148, 1232, 1312, 1393, 1592, 1804, 2189, 2296, 2464, 2786, 3157, 3184, 3608, 4378, 4592, 5572, 6314, 6368, 7216, 8159, 8756, 9184, 11144, 12628, 14432, 15323, 16318, 17512, 22288, 25256, 30646, 32636, 35024, 44576, 50512, 57113, 61292, 65272, 70048, 89749, 101024, 114226, 122584, 130544, 179498, 228452, 245168, 261088, 358996, 456904, 490336, 628243, 717992, 913808, 1256486, 1435984, 1827616, 2512972, 2871968, 5025944, 10051888, 20103776]

約数ペア:

[(1, 20103776), (2, 10051888), (4, 5025944), (7, 2871968), (8, 2512972), (11, 1827616), (14, 1435984), (16, 1256486), (22, 913808), (28, 717992), (32, 628243), (41, 490336), (44, 456904), (56, 358996), (77, 261088), (82, 245168), (88, 228452), (112, 179498), (154, 130544), (164, 122584), (176, 114226), (199, 101024), (224, 89749), (287, 70048), (308, 65272), (328, 61292), (352, 57113), (398, 50512), (451, 44576), (574, 35024), (616, 32636), (656, 30646), (796, 25256), (902, 22288), (1148, 17512), (1232, 16318), (1312, 15323), (1393, 14432), (1592, 12628), (1804, 11144), (2189, 9184), (2296, 8756), (2464, 8159), (2786, 7216), (3157, 6368), (3184, 6314), (3608, 5572), (4378, 4592)]