18880452357

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{37239551}}^1$

素因数の和:37239580

約数の個数: 12

約数和(自身を含む): 27259352064

約数和(自身を除く): 8378899707

約数列:

[1, 3, 13, 39, 169, 507, 37239551, 111718653, 484114163, 1452342489, 6293484119, 18880452357]

約数ペア:

[(1, 18880452357), (3, 6293484119), (13, 1452342489), (39, 484114163), (169, 111718653), (507, 37239551)]