1982787976

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{241}}^1\times {\mathrm{331}}^1$

素因数の和:830

約数の個数: 64

約数和(自身を含む): 4049337600

約数和(自身を除く): 2066549624

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 239, 241, 331, 478, 482, 662, 956, 964, 1324, 1912, 1928, 2648, 3107, 3133, 4303, 6214, 6266, 8606, 12428, 12532, 17212, 24856, 25064, 34424, 57599, 79109, 79771, 115198, 158218, 159542, 230396, 316436, 319084, 460792, 632872, 638168, 748787, 1028417, 1037023, 1497574, 2056834, 2074046, 2995148, 4113668, 4148092, 5990296, 8227336, 8296184, 19065269, 38130538, 76261076, 152522152, 247848497, 495696994, 991393988, 1982787976]

約数ペア:

[(1, 1982787976), (2, 991393988), (4, 495696994), (8, 247848497), (13, 152522152), (26, 76261076), (52, 38130538), (104, 19065269), (239, 8296184), (241, 8227336), (331, 5990296), (478, 4148092), (482, 4113668), (662, 2995148), (956, 2074046), (964, 2056834), (1324, 1497574), (1912, 1037023), (1928, 1028417), (2648, 748787), (3107, 638168), (3133, 632872), (4303, 460792), (6214, 319084), (6266, 316436), (8606, 230396), (12428, 159542), (12532, 158218), (17212, 115198), (24856, 79771), (25064, 79109), (34424, 57599)]