20113457

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11633}}^1$

素因数の和:11672

約数の個数: 16

約数和(自身を含む): 26060160

約数和(自身を除く): 5946703

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 11633, 81431, 151229, 221027, 1058603, 1547189, 2873351, 20113457]

約数ペア:

[(1, 20113457), (7, 2873351), (13, 1547189), (19, 1058603), (91, 221027), (133, 151229), (247, 81431), (1729, 11633)]