20769387

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{691}}^1$

素因数の和:970

約数の個数: 16

約数和(自身を含む): 28499328

約数和(自身を除く): 7729941

約数列:

[1, 3, 43, 129, 233, 691, 699, 2073, 10019, 29713, 30057, 89139, 161003, 483009, 6923129, 20769387]

約数ペア:

[(1, 20769387), (3, 6923129), (43, 483009), (129, 161003), (233, 89139), (691, 30057), (699, 29713), (2073, 10019)]