20607237

素因数分解:

$3^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1019}}^1$

素因数の和:1142

約数の個数: 32

約数和(自身を含む): 35251200

約数和(自身を除く): 14643963

約数列:

[1, 3, 7, 9, 21, 27, 63, 107, 189, 321, 749, 963, 1019, 2247, 2889, 3057, 6741, 7133, 9171, 20223, 21399, 27513, 64197, 109033, 192591, 327099, 763231, 981297, 2289693, 2943891, 6869079, 20607237]

約数ペア:

[(1, 20607237), (3, 6869079), (7, 2943891), (9, 2289693), (21, 981297), (27, 763231), (63, 327099), (107, 192591), (189, 109033), (321, 64197), (749, 27513), (963, 21399), (1019, 20223), (2247, 9171), (2889, 7133), (3057, 6741)]