64576668

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21787}}^1$

素因数の和:21826

約数の個数: 48

約数和(自身を含む): 170817920

約数和(自身を除く): 106241252

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 21787, 43574, 65361, 87148, 130722, 261444, 283231, 413953, 566462, 827906, 849693, 1132924, 1241859, 1655812, 1699386, 2483718, 3398772, 4967436, 5381389, 10762778, 16144167, 21525556, 32288334, 64576668]

約数ペア:

[(1, 64576668), (2, 32288334), (3, 21525556), (4, 16144167), (6, 10762778), (12, 5381389), (13, 4967436), (19, 3398772), (26, 2483718), (38, 1699386), (39, 1655812), (52, 1241859), (57, 1132924), (76, 849693), (78, 827906), (114, 566462), (156, 413953), (228, 283231), (247, 261444), (494, 130722), (741, 87148), (988, 65361), (1482, 43574), (2964, 21787)]