19113981

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4723}}^1$

素因数の和:4816

約数の個数: 16

約数和(自身を含む): 27210240

約数和(自身を除く): 8096259

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 4723, 14169, 89737, 269211, 335333, 1005999, 6371327, 19113981]

約数ペア:

[(1, 19113981), (3, 6371327), (19, 1005999), (57, 335333), (71, 269211), (213, 89737), (1349, 14169), (4047, 4723)]