20801097

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{5881}}^1$

素因数の和:6021

約数の個数: 16

約数和(自身を含む): 31056960

約数和(自身を除く): 10255863

約数列:

[1, 3, 9, 27, 131, 393, 1179, 3537, 5881, 17643, 52929, 158787, 770411, 2311233, 6933699, 20801097]

約数ペア:

[(1, 20801097), (3, 6933699), (9, 2311233), (27, 770411), (131, 158787), (393, 52929), (1179, 17643), (3537, 5881)]