20192697

素因数分解:

$3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1627}}^1$

素因数の和:1837

約数の個数: 24

約数和(自身を含む): 33523776

約数和(自身を除く): 13331079

約数列:

[1, 3, 7, 9, 21, 63, 197, 591, 1379, 1627, 1773, 4137, 4881, 11389, 12411, 14643, 34167, 102501, 320519, 961557, 2243633, 2884671, 6730899, 20192697]

約数ペア:

[(1, 20192697), (3, 6730899), (7, 2884671), (9, 2243633), (21, 961557), (63, 320519), (197, 102501), (591, 34167), (1379, 14643), (1627, 12411), (1773, 11389), (4137, 4881)]