20217504936

素因数分解:

$2^3\times 3^1\times {\mathrm{79}}^1\times {\mathrm{1669}}^1\times {\mathrm{6389}}^1$

素因数の和:8146

約数の個数: 64

約数和(自身を含む): 51222240000

約数和(自身を除く): 31004735064

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 79, 158, 237, 316, 474, 632, 948, 1669, 1896, 3338, 5007, 6389, 6676, 10014, 12778, 13352, 19167, 20028, 25556, 38334, 40056, 51112, 76668, 131851, 153336, 263702, 395553, 504731, 527404, 791106, 1009462, 1054808, 1514193, 1582212, 2018924, 3028386, 3164424, 4037848, 6056772, 10663241, 12113544, 21326482, 31989723, 42652964, 63979446, 85305928, 127958892, 255917784, 842396039, 1684792078, 2527188117, 3369584156, 5054376234, 6739168312, 10108752468, 20217504936]

約数ペア:

[(1, 20217504936), (2, 10108752468), (3, 6739168312), (4, 5054376234), (6, 3369584156), (8, 2527188117), (12, 1684792078), (24, 842396039), (79, 255917784), (158, 127958892), (237, 85305928), (316, 63979446), (474, 42652964), (632, 31989723), (948, 21326482), (1669, 12113544), (1896, 10663241), (3338, 6056772), (5007, 4037848), (6389, 3164424), (6676, 3028386), (10014, 2018924), (12778, 1582212), (13352, 1514193), (19167, 1054808), (20028, 1009462), (25556, 791106), (38334, 527404), (40056, 504731), (51112, 395553), (76668, 263702), (131851, 153336)]