19884216864

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{209431}}^1$

素因数の和:209510

約数の個数: 96

約数和(自身を含む): 55732368384

約数和(自身を除く): 35848151520

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 43, 46, 48, 69, 86, 92, 96, 129, 138, 172, 184, 258, 276, 344, 368, 516, 552, 688, 736, 989, 1032, 1104, 1376, 1978, 2064, 2208, 2967, 3956, 4128, 5934, 7912, 11868, 15824, 23736, 31648, 47472, 94944, 209431, 418862, 628293, 837724, 1256586, 1675448, 2513172, 3350896, 4816913, 5026344, 6701792, 9005533, 9633826, 10052688, 14450739, 18011066, 19267652, 20105376, 27016599, 28901478, 36022132, 38535304, 54033198, 57802956, 72044264, 77070608, 108066396, 115605912, 144088528, 154141216, 207127259, 216132792, 231211824, 288177056, 414254518, 432265584, 462423648, 621381777, 828509036, 864531168, 1242763554, 1657018072, 2485527108, 3314036144, 4971054216, 6628072288, 9942108432, 19884216864]

約数ペア:

[(1, 19884216864), (2, 9942108432), (3, 6628072288), (4, 4971054216), (6, 3314036144), (8, 2485527108), (12, 1657018072), (16, 1242763554), (23, 864531168), (24, 828509036), (32, 621381777), (43, 462423648), (46, 432265584), (48, 414254518), (69, 288177056), (86, 231211824), (92, 216132792), (96, 207127259), (129, 154141216), (138, 144088528), (172, 115605912), (184, 108066396), (258, 77070608), (276, 72044264), (344, 57802956), (368, 54033198), (516, 38535304), (552, 36022132), (688, 28901478), (736, 27016599), (989, 20105376), (1032, 19267652), (1104, 18011066), (1376, 14450739), (1978, 10052688), (2064, 9633826), (2208, 9005533), (2967, 6701792), (3956, 5026344), (4128, 4816913), (5934, 3350896), (7912, 2513172), (11868, 1675448), (15824, 1256586), (23736, 837724), (31648, 628293), (47472, 418862), (94944, 209431)]