20206569

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{1031}}^1$

素因数の和:1220

約数の個数: 16

約数和(自身を含む): 27740160

約数和(自身を除く): 7533591

約数列:

[1, 3, 47, 139, 141, 417, 1031, 3093, 6533, 19599, 48457, 143309, 145371, 429927, 6735523, 20206569]

約数ペア:

[(1, 20206569), (3, 6735523), (47, 429927), (139, 145371), (141, 143309), (417, 48457), (1031, 19599), (3093, 6533)]