20196729509

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1\times {\mathrm{64489}}^1$

素因数の和:64972

約数の個数: 16

約数和(自身を含む): 22399182720

約数和(自身を除く): 2202453211

約数列:

[1, 11, 71, 401, 781, 4411, 28471, 64489, 313181, 709379, 4578719, 25860089, 50365909, 284460979, 1836066319, 20196729509]

約数ペア:

[(1, 20196729509), (11, 1836066319), (71, 284460979), (401, 50365909), (781, 25860089), (4411, 4578719), (28471, 709379), (64489, 313181)]