20013081

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{4363}}^1$

素因数の和:4516

約数の個数: 16

約数和(自身を含む): 29326080

約数和(自身を除く): 9312999

約数列:

[1, 3, 11, 33, 139, 417, 1529, 4363, 4587, 13089, 47993, 143979, 606457, 1819371, 6671027, 20013081]

約数ペア:

[(1, 20013081), (3, 6671027), (11, 1819371), (33, 606457), (139, 143979), (417, 47993), (1529, 13089), (4363, 4587)]