20807862768

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:179

約数の個数: 960

約数和(自身を含む): 82011417600

約数和(自身を除く): 61203554832

約数列:

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約数ペア:

[(1, 20807862768), (2, 10403931384), (3, 6935954256), (4, 5201965692), (6, 3467977128), (7, 2972551824), (8, 2600982846), (9, 2311984752), (11, 1891623888), (12, 1733988564), (14, 1486275912), (16, 1300491423), (18, 1155992376), (19, 1095150672), (21, 990850608), (22, 945811944), (24, 866994282), (27, 770661584), (28, 743137956), (33, 630541296), (36, 577996188), (38, 547575336), (41, 507508848), (42, 495425304), (44, 472905972), (48, 433497141), (54, 385330792), (56, 371568978), (57, 365050224), (63, 330283536), (66, 315270648), (72, 288998094), (73, 285039216), (76, 273787668), (77, 270231984), (82, 253754424), (84, 247712652), (88, 236452986), (99, 210180432), (108, 192665396), (112, 185784489), (114, 182525112), (121, 171965808), (123, 169169616), (126, 165141768), (132, 157635324), (133, 156450096), (144, 144499047), (146, 142519608), (152, 136893834), (154, 135115992), (164, 126877212), (168, 123856326), (171, 121683408), (176, 118226493), (189, 110094512), (198, 105090216), 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