18530491

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{7333}}^1$

素因数の和:7378

約数の個数: 12

約数和(自身を含む): 22354032

約数和(自身を除く): 3823541

約数列:

[1, 7, 19, 133, 361, 2527, 7333, 51331, 139327, 975289, 2647213, 18530491]

約数ペア:

[(1, 18530491), (7, 2647213), (19, 975289), (133, 139327), (361, 51331), (2527, 7333)]