18813454

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{3407}}^1$

素因数の和:3671

約数の個数: 16

約数和(自身を含む): 30917376

約数和(自身を除く): 12103922

約数列:

[1, 2, 11, 22, 251, 502, 2761, 3407, 5522, 6814, 37477, 74954, 855157, 1710314, 9406727, 18813454]

約数ペア:

[(1, 18813454), (2, 9406727), (11, 1710314), (22, 855157), (251, 74954), (502, 37477), (2761, 6814), (3407, 5522)]