1998185312

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{13751}}^1$

素因数の和:14019

約数の個数: 48

約数和(自身を含む): 4158604800

約数和(自身を除く): 2160419488

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 239, 304, 478, 608, 956, 1912, 3824, 4541, 7648, 9082, 13751, 18164, 27502, 36328, 55004, 72656, 110008, 145312, 220016, 261269, 440032, 522538, 1045076, 2090152, 3286489, 4180304, 6572978, 8360608, 13145956, 26291912, 52583824, 62443291, 105167648, 124886582, 249773164, 499546328, 999092656, 1998185312]

約数ペア:

[(1, 1998185312), (2, 999092656), (4, 499546328), (8, 249773164), (16, 124886582), (19, 105167648), (32, 62443291), (38, 52583824), (76, 26291912), (152, 13145956), (239, 8360608), (304, 6572978), (478, 4180304), (608, 3286489), (956, 2090152), (1912, 1045076), (3824, 522538), (4541, 440032), (7648, 261269), (9082, 220016), (13751, 145312), (18164, 110008), (27502, 72656), (36328, 55004)]