20058657

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{541}}^1\times {\mathrm{727}}^1$

素因数の和:1288

約数の個数: 16

約数和(自身を含む): 28409472

約数和(自身を除く): 8350815

約数列:

[1, 3, 17, 51, 541, 727, 1623, 2181, 9197, 12359, 27591, 37077, 393307, 1179921, 6686219, 20058657]

約数ペア:

[(1, 20058657), (3, 6686219), (17, 1179921), (51, 393307), (541, 37077), (727, 27591), (1623, 12359), (2181, 9197)]