20098983

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:606

約数の個数: 16

約数和(自身を含む): 27251840

約数和(自身を除く): 7152857

約数列:

[1, 3, 139, 157, 307, 417, 471, 921, 21823, 42673, 48199, 65469, 128019, 144597, 6699661, 20098983]

約数ペア:

[(1, 20098983), (3, 6699661), (139, 144597), (157, 128019), (307, 65469), (417, 48199), (471, 42673), (921, 21823)]