81180912

素因数分解:

$2^4\times 3^1\times {\mathrm{1691269}}^1$

素因数の和:1691280

約数の個数: 20

約数和(自身を含む): 209717480

約数和(自身を除く): 128536568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1691269, 3382538, 5073807, 6765076, 10147614, 13530152, 20295228, 27060304, 40590456, 81180912]

約数ペア:

[(1, 81180912), (2, 40590456), (3, 27060304), (4, 20295228), (6, 13530152), (8, 10147614), (12, 6765076), (16, 5073807), (24, 3382538), (48, 1691269)]