20830707

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1997}}^1$

素因数の和:2083

約数の個数: 24

約数和(自身を含む): 32207760

約数和(自身を除く): 11377053

約数列:

[1, 3, 9, 19, 57, 61, 171, 183, 549, 1159, 1997, 3477, 5991, 10431, 17973, 37943, 113829, 121817, 341487, 365451, 1096353, 2314523, 6943569, 20830707]

約数ペア:

[(1, 20830707), (3, 6943569), (9, 2314523), (19, 1096353), (57, 365451), (61, 341487), (171, 121817), (183, 113829), (549, 37943), (1159, 17973), (1997, 10431), (3477, 5991)]