20700813

素因数分解:

$3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{5507}}^1$

素因数の和:5696

約数の個数: 16

約数和(自身を含む): 31726080

約数和(自身を除く): 11025267

約数列:

[1, 3, 7, 21, 179, 537, 1253, 3759, 5507, 16521, 38549, 115647, 985753, 2957259, 6900271, 20700813]

約数ペア:

[(1, 20700813), (3, 6900271), (7, 2957259), (21, 985753), (179, 115647), (537, 38549), (1253, 16521), (3759, 5507)]