18061799

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{977}}^1$

素因数の和:1142

約数の個数: 16

約数和(自身を含む): 21907200

約数和(自身を除く): 3845401

約数列:

[1, 7, 19, 133, 139, 973, 977, 2641, 6839, 18487, 18563, 129941, 135803, 950621, 2580257, 18061799]

約数ペア:

[(1, 18061799), (7, 2580257), (19, 950621), (133, 135803), (139, 129941), (973, 18563), (977, 18487), (2641, 6839)]