18377356

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{64709}}^1$

素因数の和:64784

約数の個数: 12

約数和(自身を含む): 32613840

約数和(自身を除く): 14236484

約数列:

[1, 2, 4, 71, 142, 284, 64709, 129418, 258836, 4594339, 9188678, 18377356]

約数ペア:

[(1, 18377356), (2, 9188678), (4, 4594339), (71, 258836), (142, 129418), (284, 64709)]