20216749762144

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{739}}^1\times {\mathrm{480013}}^1$

素因数の和:480912

約数の個数: 96

約数和(自身を含む): 43234784177760

約数和(自身を除く): 23018034415616

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 137, 208, 274, 416, 548, 739, 1096, 1478, 1781, 2192, 2956, 3562, 4384, 5912, 7124, 9607, 11824, 14248, 19214, 23648, 28496, 38428, 56992, 76856, 101243, 153712, 202486, 307424, 404972, 480013, 809944, 960026, 1316159, 1619888, 1920052, 2632318, 3239776, 3840104, 5264636, 6240169, 7680208, 10529272, 12480338, 15360416, 21058544, 24960676, 42117088, 49921352, 65761781, 99842704, 131523562, 199685408, 263047124, 354729607, 526094248, 709459214, 854903153, 1052188496, 1418918428, 1709806306, 2104376992, 2837836856, 3419612612, 4611484891, 5675673712, 6839225224, 9222969782, 11351347424, 13678450448, 18445939564, 27356900896, 36891879128, 48597956159, 73783758256, 97195912318, 147567516512, 194391824636, 388783649272, 631773430067, 777567298544, 1263546860134, 1555134597088, 2527093720268, 5054187440536, 10108374881072, 20216749762144]

約数ペア:

[(1, 20216749762144), (2, 10108374881072), (4, 5054187440536), (8, 2527093720268), (13, 1555134597088), (16, 1263546860134), (26, 777567298544), (32, 631773430067), (52, 388783649272), (104, 194391824636), (137, 147567516512), (208, 97195912318), (274, 73783758256), (416, 48597956159), (548, 36891879128), (739, 27356900896), (1096, 18445939564), (1478, 13678450448), (1781, 11351347424), (2192, 9222969782), (2956, 6839225224), (3562, 5675673712), (4384, 4611484891), (5912, 3419612612), (7124, 2837836856), (9607, 2104376992), (11824, 1709806306), (14248, 1418918428), (19214, 1052188496), (23648, 854903153), (28496, 709459214), (38428, 526094248), (56992, 354729607), (76856, 263047124), (101243, 199685408), (153712, 131523562), (202486, 99842704), (307424, 65761781), (404972, 49921352), (480013, 42117088), (809944, 24960676), (960026, 21058544), (1316159, 15360416), (1619888, 12480338), (1920052, 10529272), (2632318, 7680208), (3239776, 6240169), (3840104, 5264636)]