20163391017

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{87287407}}^1$

素因数の和:87287428

約数の個数: 16

約数和(自身を含む): 33518364672

約数和(自身を除く): 13354973655

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 87287407, 261862221, 611011849, 960161477, 1833035547, 2880484431, 6721130339, 20163391017]

約数ペア:

[(1, 20163391017), (3, 6721130339), (7, 2880484431), (11, 1833035547), (21, 960161477), (33, 611011849), (77, 261862221), (231, 87287407)]