20402319168

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:168

約数の個数: 1008

約数和(自身を含む): 80947077120

約数和(自身を除く): 60544757952

約数列:

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約数ペア:

[(1, 20402319168), (2, 10201159584), (3, 6800773056), (4, 5100579792), (6, 3400386528), (7, 2914617024), (8, 2550289896), (9, 2266924352), (11, 1854756288), (12, 1700193264), (14, 1457308512), (16, 1275144948), (18, 1133462176), (19, 1073806272), (21, 971539008), (22, 927378144), (24, 850096632), (28, 728654256), (31, 658139328), (32, 637572474), (33, 618252096), (36, 566731088), (38, 536903136), (42, 485769504), (44, 463689072), (48, 425048316), (56, 364327128), (57, 357935424), (62, 329069664), (63, 323846336), (64, 318786237), (66, 309126048), (71, 287356608), (72, 283365544), (76, 268451568), (77, 264965184), (84, 242884752), (88, 231844536), (93, 219379776), (96, 212524158), (99, 206084032), (112, 182163564), (114, 178967712), (121, 168614208), (124, 164534832), (126, 161923168), (132, 154563024), (133, 153400896), (142, 143678304), (144, 141682772), (152, 134225784), (154, 132482592), (168, 121442376), (171, 119311808), (176, 115922268), (186, 109689888), (192, 106262079), (198, 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