20099199

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:590

約数の個数: 16

約数和(自身を含む): 27244800

約数和(自身を除く): 7145601

約数列:

[1, 3, 131, 199, 257, 393, 597, 771, 26069, 33667, 51143, 78207, 101001, 153429, 6699733, 20099199]

約数ペア:

[(1, 20099199), (3, 6699733), (131, 153429), (199, 101001), (257, 78207), (393, 51143), (597, 33667), (771, 26069)]