20201997312

素因数分解:

$2^{10}\times 3^2\times 7^1\times {\mathrm{313151}}^1$

素因数の和:313184

約数の個数: 132

約数和(自身を含む): 66666302976

約数和(自身を除く): 46464305664

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 512, 576, 672, 768, 896, 1008, 1024, 1152, 1344, 1536, 1792, 2016, 2304, 2688, 3072, 3584, 4032, 4608, 5376, 7168, 8064, 9216, 10752, 16128, 21504, 32256, 64512, 313151, 626302, 939453, 1252604, 1878906, 2192057, 2505208, 2818359, 3757812, 4384114, 5010416, 5636718, 6576171, 7515624, 8768228, 10020832, 11273436, 13152342, 15031248, 17536456, 19728513, 20041664, 22546872, 26304684, 30062496, 35072912, 39457026, 40083328, 45093744, 52609368, 60124992, 70145824, 78914052, 80166656, 90187488, 105218736, 120249984, 140291648, 157828104, 160333312, 180374976, 210437472, 240499968, 280583296, 315656208, 320666624, 360749952, 420874944, 480999936, 561166592, 631312416, 721499904, 841749888, 961999872, 1122333184, 1262624832, 1442999808, 1683499776, 2244666368, 2525249664, 2885999616, 3366999552, 5050499328, 6733999104, 10100998656, 20201997312]

約数ペア:

[(1, 20201997312), (2, 10100998656), (3, 6733999104), (4, 5050499328), (6, 3366999552), (7, 2885999616), (8, 2525249664), (9, 2244666368), (12, 1683499776), (14, 1442999808), (16, 1262624832), (18, 1122333184), (21, 961999872), (24, 841749888), (28, 721499904), (32, 631312416), (36, 561166592), (42, 480999936), (48, 420874944), (56, 360749952), (63, 320666624), (64, 315656208), (72, 280583296), (84, 240499968), (96, 210437472), (112, 180374976), (126, 160333312), (128, 157828104), (144, 140291648), (168, 120249984), (192, 105218736), (224, 90187488), (252, 80166656), (256, 78914052), (288, 70145824), (336, 60124992), (384, 52609368), (448, 45093744), (504, 40083328), (512, 39457026), (576, 35072912), (672, 30062496), (768, 26304684), (896, 22546872), (1008, 20041664), (1024, 19728513), (1152, 17536456), (1344, 15031248), (1536, 13152342), (1792, 11273436), (2016, 10020832), (2304, 8768228), (2688, 7515624), (3072, 6576171), (3584, 5636718), (4032, 5010416), (4608, 4384114), (5376, 3757812), (7168, 2818359), (8064, 2505208), (9216, 2192057), (10752, 1878906), (16128, 1252604), (21504, 939453), (32256, 626302), (64512, 313151)]