20123409637

素因数分解:

${\mathrm{19}}^2\times {\mathrm{1907}}^1\times {\mathrm{29231}}^1$

素因数の和:31176

約数の個数: 12

約数和(自身を含む): 21250143936

約数和(自身を除く): 1126734299

約数列:

[1, 19, 361, 1907, 29231, 36233, 555389, 688427, 10552391, 55743517, 1059126823, 20123409637]

約数ペア:

[(1, 20123409637), (19, 1059126823), (361, 55743517), (1907, 10552391), (29231, 688427), (36233, 555389)]