20416737

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{4451}}^1$

素因数の和:4604

約数の個数: 16

約数和(自身を含む): 29917440

約数和(自身を除く): 9500703

約数列:

[1, 3, 11, 33, 139, 417, 1529, 4451, 4587, 13353, 48961, 146883, 618689, 1856067, 6805579, 20416737]

約数ペア:

[(1, 20416737), (3, 6805579), (11, 1856067), (33, 618689), (139, 146883), (417, 48961), (1529, 13353), (4451, 4587)]