19714917

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{677}}^1$

素因数の和:1268

約数の個数: 16

約数和(自身を含む): 27922752

約数和(自身を除く): 8207835

約数列:

[1, 3, 17, 51, 571, 677, 1713, 2031, 9707, 11509, 29121, 34527, 386567, 1159701, 6571639, 19714917]

約数ペア:

[(1, 19714917), (3, 6571639), (17, 1159701), (51, 386567), (571, 34527), (677, 29121), (1713, 11509), (2031, 9707)]