20877637

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{523}}^1$

素因数の和:744

約数の個数: 16

約数和(自身を含む): 24145920

約数和(自身を除く): 3268283

約数列:

[1, 11, 19, 191, 209, 523, 2101, 3629, 5753, 9937, 39919, 99893, 109307, 1098823, 1897967, 20877637]

約数ペア:

[(1, 20877637), (11, 1897967), (19, 1098823), (191, 109307), (209, 99893), (523, 39919), (2101, 9937), (3629, 5753)]