2019207568

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{10973}}^1$

素因数の和:11072

約数の個数: 80

約数和(自身を含む): 4702841856

約数和(自身を除く): 2683634288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 53, 56, 62, 106, 112, 124, 212, 217, 248, 371, 424, 434, 496, 742, 848, 868, 1484, 1643, 1736, 2968, 3286, 3472, 5936, 6572, 10973, 11501, 13144, 21946, 23002, 26288, 43892, 46004, 76811, 87784, 92008, 153622, 175568, 184016, 307244, 340163, 581569, 614488, 680326, 1163138, 1228976, 1360652, 2326276, 2381141, 2721304, 4070983, 4652552, 4762282, 5442608, 8141966, 9305104, 9524564, 16283932, 18028639, 19049128, 32567864, 36057278, 38098256, 65135728, 72114556, 126200473, 144229112, 252400946, 288458224, 504801892, 1009603784, 2019207568]

約数ペア:

[(1, 2019207568), (2, 1009603784), (4, 504801892), (7, 288458224), (8, 252400946), (14, 144229112), (16, 126200473), (28, 72114556), (31, 65135728), (53, 38098256), (56, 36057278), (62, 32567864), (106, 19049128), (112, 18028639), (124, 16283932), (212, 9524564), (217, 9305104), (248, 8141966), (371, 5442608), (424, 4762282), (434, 4652552), (496, 4070983), (742, 2721304), (848, 2381141), (868, 2326276), (1484, 1360652), (1643, 1228976), (1736, 1163138), (2968, 680326), (3286, 614488), (3472, 581569), (5936, 340163), (6572, 307244), (10973, 184016), (11501, 175568), (13144, 153622), (21946, 92008), (23002, 87784), (26288, 76811), (43892, 46004)]