39401956

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{81409}}^1$

素因数の和:81435

約数の個数: 18

約数和(自身を含む): 75792710

約数和(自身を除く): 36390754

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 81409, 162818, 325636, 895499, 1790998, 3581996, 9850489, 19700978, 39401956]

約数ペア:

[(1, 39401956), (2, 19700978), (4, 9850489), (11, 3581996), (22, 1790998), (44, 895499), (121, 325636), (242, 162818), (484, 81409)]