19702047

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{1409}}^1$

素因数の和:1550

約数の個数: 16

約数和(自身を含む): 27072000

約数和(自身を除く): 7369953

約数列:

[1, 3, 59, 79, 177, 237, 1409, 4227, 4661, 13983, 83131, 111311, 249393, 333933, 6567349, 19702047]

約数ペア:

[(1, 19702047), (3, 6567349), (59, 333933), (79, 249393), (177, 111311), (237, 83131), (1409, 13983), (4227, 4661)]