20983872

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1201}}^1$

素因数の和:1236

約数の個数: 112

約数和(自身を含む): 68388992

約数和(自身を除く): 47405120

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 156, 168, 182, 192, 208, 224, 273, 312, 336, 364, 416, 448, 546, 624, 672, 728, 832, 1092, 1201, 1248, 1344, 1456, 2184, 2402, 2496, 2912, 3603, 4368, 4804, 5824, 7206, 8407, 8736, 9608, 14412, 15613, 16814, 17472, 19216, 25221, 28824, 31226, 33628, 38432, 46839, 50442, 57648, 62452, 67256, 76864, 93678, 100884, 109291, 115296, 124904, 134512, 187356, 201768, 218582, 230592, 249808, 269024, 327873, 374712, 403536, 437164, 499616, 538048, 655746, 749424, 807072, 874328, 999232, 1311492, 1498848, 1614144, 1748656, 2622984, 2997696, 3497312, 5245968, 6994624, 10491936, 20983872]

約数ペア:

[(1, 20983872), (2, 10491936), (3, 6994624), (4, 5245968), (6, 3497312), (7, 2997696), (8, 2622984), (12, 1748656), (13, 1614144), (14, 1498848), (16, 1311492), (21, 999232), (24, 874328), (26, 807072), (28, 749424), (32, 655746), (39, 538048), (42, 499616), (48, 437164), (52, 403536), (56, 374712), (64, 327873), (78, 269024), (84, 249808), (91, 230592), (96, 218582), (104, 201768), (112, 187356), (156, 134512), (168, 124904), (182, 115296), (192, 109291), (208, 100884), (224, 93678), (273, 76864), (312, 67256), (336, 62452), (364, 57648), (416, 50442), (448, 46839), (546, 38432), (624, 33628), (672, 31226), (728, 28824), (832, 25221), (1092, 19216), (1201, 17472), (1248, 16814), (1344, 15613), (1456, 14412), (2184, 9608), (2402, 8736), (2496, 8407), (2912, 7206), (3603, 5824), (4368, 4804)]