19744371

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{15559}}^1$

素因数の和:15615

約数の個数: 16

約数和(自身を含む): 29875200

約数和(自身を除く): 10130829

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 15559, 46677, 140031, 420093, 731273, 2193819, 6581457, 19744371]

約数ペア:

[(1, 19744371), (3, 6581457), (9, 2193819), (27, 731273), (47, 420093), (141, 140031), (423, 46677), (1269, 15559)]