20809532

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1559}}^1$

素因数の和:1681

約数の個数: 24

約数和(自身を含む): 37739520

約数和(自身を除く): 16929988

約数列:

[1, 2, 4, 47, 71, 94, 142, 188, 284, 1559, 3118, 3337, 6236, 6674, 13348, 73273, 110689, 146546, 221378, 293092, 442756, 5202383, 10404766, 20809532]

約数ペア:

[(1, 20809532), (2, 10404766), (4, 5202383), (47, 442756), (71, 293092), (94, 221378), (142, 146546), (188, 110689), (284, 73273), (1559, 13348), (3118, 6674), (3337, 6236)]