20541542512

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{349}}^1$

素因数の和:551

約数の個数: 160

約数和(自身を含む): 44097177600

約数和(自身を除く): 23555635088

約数列:

[1, 2, 4, 8, 16, 23, 41, 46, 47, 82, 83, 92, 94, 164, 166, 184, 188, 328, 332, 349, 368, 376, 656, 664, 698, 752, 943, 1081, 1328, 1396, 1886, 1909, 1927, 2162, 2792, 3403, 3772, 3818, 3854, 3901, 4324, 5584, 6806, 7544, 7636, 7708, 7802, 8027, 8648, 13612, 14309, 15088, 15272, 15416, 15604, 16054, 16403, 17296, 27224, 28618, 28967, 30544, 30832, 31208, 32108, 32806, 44321, 54448, 57236, 57934, 62416, 64216, 65612, 78269, 88642, 89723, 114472, 115868, 128432, 131224, 156538, 159941, 177284, 179446, 228944, 231736, 262448, 313076, 319882, 329107, 354568, 358892, 377269, 463472, 626152, 639764, 658214, 666241, 672523, 709136, 717784, 754538, 1187647, 1252304, 1279528, 1316428, 1332482, 1345046, 1361449, 1435568, 1509076, 2375294, 2559056, 2632856, 2664964, 2690092, 2722898, 3018152, 3678643, 4750588, 5265712, 5329928, 5380184, 5445796, 6036304, 7357286, 9501176, 10659856, 10760368, 10891592, 14714572, 15468029, 19002352, 21783184, 27315881, 29429144, 30936058, 31313327, 54631762, 55819409, 58858288, 61872116, 62626654, 109263524, 111638818, 123744232, 125253308, 218527048, 223277636, 247488464, 250506616, 437054096, 446555272, 501013232, 893110544, 1283846407, 2567692814, 5135385628, 10270771256, 20541542512]

約数ペア:

[(1, 20541542512), (2, 10270771256), (4, 5135385628), (8, 2567692814), (16, 1283846407), (23, 893110544), (41, 501013232), (46, 446555272), (47, 437054096), (82, 250506616), (83, 247488464), (92, 223277636), (94, 218527048), (164, 125253308), (166, 123744232), (184, 111638818), (188, 109263524), (328, 62626654), (332, 61872116), (349, 58858288), (368, 55819409), (376, 54631762), (656, 31313327), (664, 30936058), (698, 29429144), (752, 27315881), (943, 21783184), (1081, 19002352), (1328, 15468029), (1396, 14714572), (1886, 10891592), (1909, 10760368), (1927, 10659856), (2162, 9501176), (2792, 7357286), (3403, 6036304), (3772, 5445796), (3818, 5380184), (3854, 5329928), (3901, 5265712), (4324, 4750588), (5584, 3678643), (6806, 3018152), (7544, 2722898), (7636, 2690092), (7708, 2664964), (7802, 2632856), (8027, 2559056), (8648, 2375294), (13612, 1509076), (14309, 1435568), (15088, 1361449), (15272, 1345046), (15416, 1332482), (15604, 1316428), (16054, 1279528), (16403, 1252304), (17296, 1187647), (27224, 754538), (28618, 717784), (28967, 709136), (30544, 672523), (30832, 666241), (31208, 658214), (32108, 639764), (32806, 626152), (44321, 463472), (54448, 377269), (57236, 358892), (57934, 354568), (62416, 329107), (64216, 319882), (65612, 313076), (78269, 262448), (88642, 231736), (89723, 228944), (114472, 179446), (115868, 177284), (128432, 159941), (131224, 156538)]