20820543744

素因数分解:

$2^8\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:183

約数の個数: 864

約数和(自身を含む): 78215082624

約数和(自身を除く): 57394538880

約数列:

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約数ペア:

[(1, 20820543744), (2, 10410271872), (3, 6940181248), (4, 5205135936), (6, 3470090624), (7, 2974363392), (8, 2602567968), (11, 1892776704), (12, 1735045312), (13, 1601580288), (14, 1487181696), (16, 1301283984), (21, 991454464), (22, 946388352), (24, 867522656), (26, 800790144), (28, 743590848), (32, 650641992), (33, 630925568), (39, 533860096), (42, 495727232), (44, 473194176), (48, 433761328), (49, 424909056), (52, 400395072), (53, 392840448), (56, 371795424), (64, 325320996), (66, 315462784), (73, 285212928), (77, 270396672), (78, 266930048), (84, 247863616), (88, 236597088), (91, 228797184), (96, 216880664), (98, 212454528), (104, 200197536), (106, 196420224), (112, 185897712), (128, 162660498), (132, 157731392), (143, 145598208), (146, 142606464), (147, 141636352), (154, 135198336), (156, 133465024), (159, 130946816), (168, 123931808), (176, 118298544), (182, 114398592), (192, 108440332), (196, 106227264), (208, 100098768), (212, 98210112), (219, 95070976), (224, 92948856), (231, 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