20514956811

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{347}}^1\times {\mathrm{8167}}^1$

素因数の和:8663

約数の個数: 32

約数和(自身を含む): 29106831360

約数和(自身を除く): 8591874549

約数列:

[1, 3, 19, 57, 127, 347, 381, 1041, 2413, 6593, 7239, 8167, 19779, 24501, 44069, 132207, 155173, 465519, 837311, 1037209, 2511933, 2833949, 3111627, 8501847, 19706971, 53845031, 59120913, 161535093, 359911523, 1079734569, 6838318937, 20514956811]

約数ペア:

[(1, 20514956811), (3, 6838318937), (19, 1079734569), (57, 359911523), (127, 161535093), (347, 59120913), (381, 53845031), (1041, 19706971), (2413, 8501847), (6593, 3111627), (7239, 2833949), (8167, 2511933), (19779, 1037209), (24501, 837311), (44069, 465519), (132207, 155173)]