20089667584

素因数分解:

$2^{20}\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:94

約数の個数: 252

約数和(自身を含む): 51640246224

約数和(自身を除く): 31550578640

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 32, 34, 46, 49, 56, 64, 68, 92, 98, 112, 119, 128, 136, 161, 184, 196, 224, 238, 256, 272, 322, 368, 391, 392, 448, 476, 512, 544, 644, 736, 782, 784, 833, 896, 952, 1024, 1088, 1127, 1288, 1472, 1564, 1568, 1666, 1792, 1904, 2048, 2176, 2254, 2576, 2737, 2944, 3128, 3136, 3332, 3584, 3808, 4096, 4352, 4508, 5152, 5474, 5888, 6256, 6272, 6664, 7168, 7616, 8192, 8704, 9016, 10304, 10948, 11776, 12512, 12544, 13328, 14336, 15232, 16384, 17408, 18032, 19159, 20608, 21896, 23552, 25024, 25088, 26656, 28672, 30464, 32768, 34816, 36064, 38318, 41216, 43792, 47104, 50048, 50176, 53312, 57344, 60928, 65536, 69632, 72128, 76636, 82432, 87584, 94208, 100096, 100352, 106624, 114688, 121856, 131072, 139264, 144256, 153272, 164864, 175168, 188416, 200192, 200704, 213248, 229376, 243712, 262144, 278528, 288512, 306544, 329728, 350336, 376832, 400384, 401408, 426496, 458752, 487424, 524288, 557056, 577024, 613088, 659456, 700672, 753664, 800768, 802816, 852992, 917504, 974848, 1048576, 1114112, 1154048, 1226176, 1318912, 1401344, 1507328, 1601536, 1605632, 1705984, 1835008, 1949696, 2228224, 2308096, 2452352, 2637824, 2802688, 3014656, 3203072, 3211264, 3411968, 3670016, 3899392, 4456448, 4616192, 4904704, 5275648, 5605376, 6029312, 6406144, 6422528, 6823936, 7340032, 7798784, 8912896, 9232384, 9809408, 10551296, 11210752, 12058624, 12812288, 12845056, 13647872, 15597568, 17825792, 18464768, 19618816, 21102592, 22421504, 24117248, 25624576, 25690112, 27295744, 31195136, 36929536, 39237632, 42205184, 44843008, 51249152, 51380224, 54591488, 62390272, 73859072, 78475264, 84410368, 89686016, 102498304, 109182976, 124780544, 147718144, 156950528, 168820736, 179372032, 204996608, 218365952, 295436288, 313901056, 358744064, 409993216, 436731904, 590872576, 627802112, 717488128, 873463808, 1181745152, 1255604224, 1434976256, 2511208448, 2869952512, 5022416896, 10044833792, 20089667584]

約数ペア:

[(1, 20089667584), (2, 10044833792), (4, 5022416896), (7, 2869952512), (8, 2511208448), (14, 1434976256), (16, 1255604224), (17, 1181745152), (23, 873463808), (28, 717488128), (32, 627802112), (34, 590872576), (46, 436731904), (49, 409993216), (56, 358744064), (64, 313901056), (68, 295436288), (92, 218365952), (98, 204996608), (112, 179372032), (119, 168820736), (128, 156950528), (136, 147718144), (161, 124780544), (184, 109182976), (196, 102498304), (224, 89686016), (238, 84410368), (256, 78475264), (272, 73859072), (322, 62390272), (368, 54591488), (391, 51380224), (392, 51249152), (448, 44843008), (476, 42205184), (512, 39237632), (544, 36929536), (644, 31195136), (736, 27295744), (782, 25690112), (784, 25624576), (833, 24117248), (896, 22421504), (952, 21102592), (1024, 19618816), (1088, 18464768), (1127, 17825792), (1288, 15597568), (1472, 13647872), (1564, 12845056), (1568, 12812288), (1666, 12058624), (1792, 11210752), (1904, 10551296), (2048, 9809408), (2176, 9232384), (2254, 8912896), (2576, 7798784), (2737, 7340032), (2944, 6823936), (3128, 6422528), (3136, 6406144), (3332, 6029312), (3584, 5605376), (3808, 5275648), (4096, 4904704), (4352, 4616192), (4508, 4456448), (5152, 3899392), (5474, 3670016), (5888, 3411968), (6256, 3211264), (6272, 3203072), (6664, 3014656), (7168, 2802688), (7616, 2637824), (8192, 2452352), (8704, 2308096), (9016, 2228224), (10304, 1949696), (10948, 1835008), (11776, 1705984), (12512, 1605632), (12544, 1601536), (13328, 1507328), (14336, 1401344), (15232, 1318912), (16384, 1226176), (17408, 1154048), (18032, 1114112), (19159, 1048576), (20608, 974848), (21896, 917504), (23552, 852992), (25024, 802816), (25088, 800768), (26656, 753664), (28672, 700672), (30464, 659456), (32768, 613088), (34816, 577024), (36064, 557056), (38318, 524288), (41216, 487424), (43792, 458752), (47104, 426496), (50048, 401408), (50176, 400384), (53312, 376832), (57344, 350336), (60928, 329728), (65536, 306544), (69632, 288512), (72128, 278528), (76636, 262144), (82432, 243712), (87584, 229376), (94208, 213248), (100096, 200704), (100352, 200192), (106624, 188416), (114688, 175168), (121856, 164864), (131072, 153272), (139264, 144256)]