20302149

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{22483}}^1$

素因数の和:22536

約数の個数: 16

約数和(自身を含む): 31657472

約数和(自身を除く): 11355323

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 22483, 67449, 157381, 472143, 966769, 2900307, 6767383, 20302149]

約数ペア:

[(1, 20302149), (3, 6767383), (7, 2900307), (21, 966769), (43, 472143), (129, 157381), (301, 67449), (903, 22483)]