20512874

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{6761}}^1$

素因数の和:6841

約数の個数: 16

約数和(自身を含む): 32376456

約数和(自身を除く): 11863582

約数列:

[1, 2, 37, 41, 74, 82, 1517, 3034, 6761, 13522, 250157, 277201, 500314, 554402, 10256437, 20512874]

約数ペア:

[(1, 20512874), (2, 10256437), (37, 554402), (41, 500314), (74, 277201), (82, 250157), (1517, 13522), (3034, 6761)]