18141721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{337}}^1$

素因数の和:492

約数の個数: 16

約数和(自身を含む): 20271888

約数和(自身を除く): 2130167

約数列:

[1, 13, 41, 101, 337, 533, 1313, 4141, 4381, 13817, 34037, 53833, 179621, 442481, 1395517, 18141721]

約数ペア:

[(1, 18141721), (13, 1395517), (41, 442481), (101, 179621), (337, 53833), (533, 34037), (1313, 13817), (4141, 4381)]