20719787

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{619}}^1$

素因数の和:826

約数の個数: 16

約数和(自身を含む): 24105600

約数和(自身を除く): 3385813

約数列:

[1, 11, 17, 179, 187, 619, 1969, 3043, 6809, 10523, 33473, 110801, 115753, 1218811, 1883617, 20719787]

約数ペア:

[(1, 20719787), (11, 1883617), (17, 1218811), (179, 115753), (187, 110801), (619, 33473), (1969, 10523), (3043, 6809)]