20880177

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1\times {\mathrm{587}}^1$

素因数の和:828

約数の個数: 16

約数和(自身を含む): 28449792

約数和(自身を除く): 7569615

約数列:

[1, 3, 71, 167, 213, 501, 587, 1761, 11857, 35571, 41677, 98029, 125031, 294087, 6960059, 20880177]

約数ペア:

[(1, 20880177), (3, 6960059), (71, 294087), (167, 125031), (213, 98029), (501, 41677), (587, 35571), (1761, 11857)]