20408525632

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{613}}^1$

素因数の和:805

約数の個数: 168

約数和(自身を含む): 47060034912

約数和(自身を除く): 26651509280

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 64, 76, 88, 131, 152, 176, 209, 262, 304, 352, 361, 418, 524, 608, 613, 704, 722, 836, 1048, 1216, 1226, 1441, 1444, 1672, 2096, 2452, 2489, 2882, 2888, 3344, 3971, 4192, 4904, 4978, 5764, 5776, 6688, 6743, 7942, 8384, 9808, 9956, 11528, 11552, 11647, 13376, 13486, 15884, 19616, 19912, 23056, 23104, 23294, 26972, 27379, 31768, 39232, 39824, 46112, 46588, 47291, 53944, 54758, 63536, 79648, 80303, 92224, 93176, 94582, 107888, 109516, 127072, 128117, 159296, 160606, 186352, 189164, 215776, 219032, 221293, 254144, 256234, 321212, 372704, 378328, 431552, 438064, 442586, 512468, 520201, 642424, 745408, 756656, 876128, 883333, 885172, 1024936, 1040402, 1284848, 1513312, 1525757, 1752256, 1766666, 1770344, 2049872, 2080804, 2434223, 2569696, 3026624, 3051514, 3533332, 3540688, 4099744, 4161608, 4868446, 5139392, 6103028, 7066664, 7081376, 8199488, 8323216, 9736892, 12206056, 14133328, 14162752, 16646432, 16783327, 19473784, 24412112, 28266656, 28989383, 33292864, 33566654, 38947568, 48824224, 56533312, 57978766, 67133308, 77895136, 97648448, 115957532, 134266616, 155790272, 231915064, 268533232, 318883213, 463830128, 537066464, 637766426, 927660256, 1074132928, 1275532852, 1855320512, 2551065704, 5102131408, 10204262816, 20408525632]

約数ペア:

[(1, 20408525632), (2, 10204262816), (4, 5102131408), (8, 2551065704), (11, 1855320512), (16, 1275532852), (19, 1074132928), (22, 927660256), (32, 637766426), (38, 537066464), (44, 463830128), (64, 318883213), (76, 268533232), (88, 231915064), (131, 155790272), (152, 134266616), (176, 115957532), (209, 97648448), (262, 77895136), (304, 67133308), (352, 57978766), (361, 56533312), (418, 48824224), (524, 38947568), (608, 33566654), (613, 33292864), (704, 28989383), (722, 28266656), (836, 24412112), (1048, 19473784), (1216, 16783327), (1226, 16646432), (1441, 14162752), (1444, 14133328), (1672, 12206056), (2096, 9736892), (2452, 8323216), (2489, 8199488), (2882, 7081376), (2888, 7066664), (3344, 6103028), (3971, 5139392), (4192, 4868446), (4904, 4161608), (4978, 4099744), (5764, 3540688), (5776, 3533332), (6688, 3051514), (6743, 3026624), (7942, 2569696), (8384, 2434223), (9808, 2080804), (9956, 2049872), (11528, 1770344), (11552, 1766666), (11647, 1752256), (13376, 1525757), (13486, 1513312), (15884, 1284848), (19616, 1040402), (19912, 1024936), (23056, 885172), (23104, 883333), (23294, 876128), (26972, 756656), (27379, 745408), (31768, 642424), (39232, 520201), (39824, 512468), (46112, 442586), (46588, 438064), (47291, 431552), (53944, 378328), (54758, 372704), (63536, 321212), (79648, 256234), (80303, 254144), (92224, 221293), (93176, 219032), (94582, 215776), (107888, 189164), (109516, 186352), (127072, 160606), (128117, 159296)]