20948213

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{557}}^1$

素因数の和:844

約数の個数: 16

約数和(自身を含む): 24748416

約数和(自身を除く): 3800203

約数列:

[1, 11, 13, 143, 263, 557, 2893, 3419, 6127, 7241, 37609, 79651, 146491, 1611401, 1904383, 20948213]

約数ペア:

[(1, 20948213), (11, 1904383), (13, 1611401), (143, 146491), (263, 79651), (557, 37609), (2893, 7241), (3419, 6127)]