20156557057

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{6121}}^1\times {\mathrm{36187}}^1$

素因数の和:42328

約数の個数: 16

約数和(自身を含む): 24812808832

約数和(自身を除く): 4656251775

約数列:

[1, 7, 13, 91, 6121, 36187, 42847, 79573, 253309, 470431, 557011, 3293017, 221500627, 1550504389, 2879508151, 20156557057]

約数ペア:

[(1, 20156557057), (7, 2879508151), (13, 1550504389), (91, 221500627), (6121, 3293017), (36187, 557011), (42847, 470431), (79573, 253309)]