20013302757

素因数分解:

$3^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{1669027}}^1$

素因数の和:1669608

約数の個数: 16

約数和(自身を含む): 30549888512

約数和(自身を除く): 10536585755

約数列:

[1, 3, 7, 21, 571, 1713, 3997, 11991, 1669027, 5007081, 11683189, 35049567, 953014417, 2859043251, 6671100919, 20013302757]

約数ペア:

[(1, 20013302757), (3, 6671100919), (7, 2859043251), (21, 953014417), (571, 35049567), (1713, 11683189), (3997, 5007081), (11991, 1669027)]