20896913784

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{268819}}^1$

素因数の和:268948

約数の個数: 64

約数和(自身を含む): 54194112000

約数和(自身を除く): 33297198216

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 79, 82, 123, 158, 164, 237, 246, 316, 328, 474, 492, 632, 948, 984, 1896, 3239, 6478, 9717, 12956, 19434, 25912, 38868, 77736, 268819, 537638, 806457, 1075276, 1612914, 2150552, 3225828, 6451656, 11021579, 21236701, 22043158, 33064737, 42473402, 44086316, 63710103, 66129474, 84946804, 88172632, 127420206, 132258948, 169893608, 254840412, 264517896, 509680824, 870704741, 1741409482, 2612114223, 3482818964, 5224228446, 6965637928, 10448456892, 20896913784]

約数ペア:

[(1, 20896913784), (2, 10448456892), (3, 6965637928), (4, 5224228446), (6, 3482818964), (8, 2612114223), (12, 1741409482), (24, 870704741), (41, 509680824), (79, 264517896), (82, 254840412), (123, 169893608), (158, 132258948), (164, 127420206), (237, 88172632), (246, 84946804), (316, 66129474), (328, 63710103), (474, 44086316), (492, 42473402), (632, 33064737), (948, 22043158), (984, 21236701), (1896, 11021579), (3239, 6451656), (6478, 3225828), (9717, 2150552), (12956, 1612914), (19434, 1075276), (25912, 806457), (38868, 537638), (77736, 268819)]