20779752

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{691}}^1$

素因数の和:886

約数の個数: 64

約数和(自身を含む): 59788800

約数和(自身を除く): 39009048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 179, 358, 537, 691, 716, 1074, 1253, 1382, 1432, 2073, 2148, 2506, 2764, 3759, 4146, 4296, 4837, 5012, 5528, 7518, 8292, 9674, 10024, 14511, 15036, 16584, 19348, 29022, 30072, 38696, 58044, 116088, 123689, 247378, 371067, 494756, 742134, 865823, 989512, 1484268, 1731646, 2597469, 2968536, 3463292, 5194938, 6926584, 10389876, 20779752]

約数ペア:

[(1, 20779752), (2, 10389876), (3, 6926584), (4, 5194938), (6, 3463292), (7, 2968536), (8, 2597469), (12, 1731646), (14, 1484268), (21, 989512), (24, 865823), (28, 742134), (42, 494756), (56, 371067), (84, 247378), (168, 123689), (179, 116088), (358, 58044), (537, 38696), (691, 30072), (716, 29022), (1074, 19348), (1253, 16584), (1382, 15036), (1432, 14511), (2073, 10024), (2148, 9674), (2506, 8292), (2764, 7518), (3759, 5528), (4146, 5012), (4296, 4837)]