20163818059

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1\times {\mathrm{4657}}^1$

素因数の和:4988

約数の個数: 48

約数和(自身を含む): 26571840480

約数和(自身を除く): 6408022421

約数列:

[1, 7, 11, 29, 49, 77, 203, 277, 319, 539, 1421, 1939, 2233, 3047, 4657, 8033, 13573, 15631, 21329, 32599, 51227, 56231, 88363, 135053, 149303, 228193, 358589, 393617, 618541, 945371, 1289989, 1485583, 2510123, 4329787, 6617597, 9029923, 10399081, 14189879, 37409681, 63209461, 72793567, 99329153, 261867767, 411506491, 695304071, 1833074369, 2880545437, 20163818059]

約数ペア:

[(1, 20163818059), (7, 2880545437), (11, 1833074369), (29, 695304071), (49, 411506491), (77, 261867767), (203, 99329153), (277, 72793567), (319, 63209461), (539, 37409681), (1421, 14189879), (1939, 10399081), (2233, 9029923), (3047, 6617597), (4657, 4329787), (8033, 2510123), (13573, 1485583), (15631, 1289989), (21329, 945371), (32599, 618541), (51227, 393617), (56231, 358589), (88363, 228193), (135053, 149303)]