18923487

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{30181}}^1$

素因数の和:30214

約数の個数: 16

約数和(自身を含む): 28974720

約数和(自身を除く): 10051233

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 30181, 90543, 331991, 573439, 995973, 1720317, 6307829, 18923487]

約数ペア:

[(1, 18923487), (3, 6307829), (11, 1720317), (19, 995973), (33, 573439), (57, 331991), (209, 90543), (627, 30181)]