20419322

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1979}}^1$

素因数の和:2066

約数の個数: 32

約数和(自身を含む): 38776320

約数和(自身を除く): 18356998

約数列:

[1, 2, 7, 11, 14, 22, 67, 77, 134, 154, 469, 737, 938, 1474, 1979, 3958, 5159, 10318, 13853, 21769, 27706, 43538, 132593, 152383, 265186, 304766, 928151, 1458523, 1856302, 2917046, 10209661, 20419322]

約数ペア:

[(1, 20419322), (2, 10209661), (7, 2917046), (11, 1856302), (14, 1458523), (22, 928151), (67, 304766), (77, 265186), (134, 152383), (154, 132593), (469, 43538), (737, 27706), (938, 21769), (1474, 13853), (1979, 10318), (3958, 5159)]