19772902251

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{10314503}}^1$

素因数の和:10314583

約数の個数: 16

約数和(自身を含む): 29705771520

約数和(自身を除く): 9932869269

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 10314503, 30943509, 92830527, 278491581, 732329713, 2196989139, 6590967417, 19772902251]

約数ペア:

[(1, 19772902251), (3, 6590967417), (9, 2196989139), (27, 732329713), (71, 278491581), (213, 92830527), (639, 30943509), (1917, 10314503)]