2009691

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{577}}^1$

素因数の和:632

約数の個数: 20

約数和(自身を含む): 3077272

約数和(自身を除く): 1067581

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 577, 1161, 1731, 3483, 5193, 15579, 24811, 46737, 74433, 223299, 669897, 2009691]

約数ペア:

[(1, 2009691), (3, 669897), (9, 223299), (27, 74433), (43, 46737), (81, 24811), (129, 15579), (387, 5193), (577, 3483), (1161, 1731)]