20465943

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2887}}^1$

素因数の和:3046

約数の個数: 16

約数和(自身を含む): 29111040

約数和(自身を除く): 8645097

約数列:

[1, 3, 17, 51, 139, 417, 2363, 2887, 7089, 8661, 49079, 147237, 401293, 1203879, 6821981, 20465943]

約数ペア:

[(1, 20465943), (3, 6821981), (17, 1203879), (51, 401293), (139, 147237), (417, 49079), (2363, 8661), (2887, 7089)]