20330529

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1\times {\mathrm{439}}^1$

素因数の和:844

約数の個数: 16

約数和(自身を含む): 27878400

約数和(自身を除く): 7547871

約数列:

[1, 3, 43, 129, 359, 439, 1077, 1317, 15437, 18877, 46311, 56631, 157601, 472803, 6776843, 20330529]

約数ペア:

[(1, 20330529), (3, 6776843), (43, 472803), (129, 157601), (359, 56631), (439, 46311), (1077, 18877), (1317, 15437)]