20774663

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1033}}^1$

素因数の和:1083

約数の個数: 24

約数和(自身を含む): 27247968

約数和(自身を除く): 6473305

約数列:

[1, 7, 13, 17, 91, 119, 169, 221, 1033, 1183, 1547, 2873, 7231, 13429, 17561, 20111, 94003, 122927, 174577, 228293, 1222039, 1598051, 2967809, 20774663]

約数ペア:

[(1, 20774663), (7, 2967809), (13, 1598051), (17, 1222039), (91, 228293), (119, 174577), (169, 122927), (221, 94003), (1033, 20111), (1183, 17561), (1547, 13429), (2873, 7231)]