18876183

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1117}}^1$

素因数の和:1294

約数の個数: 16

約数和(自身を含む): 25973376

約数和(自身を除く): 7097193

約数列:

[1, 3, 43, 129, 131, 393, 1117, 3351, 5633, 16899, 48031, 144093, 146327, 438981, 6292061, 18876183]

約数ペア:

[(1, 18876183), (3, 6292061), (43, 438981), (129, 146327), (131, 144093), (393, 48031), (1117, 16899), (3351, 5633)]