19693141

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{193}}^1$

素因数の和:420

約数の個数: 16

約数和(自身を含む): 21901824

約数和(自身を除く): 2208683

約数列:

[1, 13, 47, 167, 193, 611, 2171, 2509, 7849, 9071, 32231, 102037, 117923, 419003, 1514857, 19693141]

約数ペア:

[(1, 19693141), (13, 1514857), (47, 419003), (167, 117923), (193, 102037), (611, 32231), (2171, 9071), (2509, 7849)]