20670639

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{9349}}^1$

素因数の和:9430

約数の個数: 16

約数和(自身を含む): 30518400

約数和(自身を除く): 9847761

約数列:

[1, 3, 11, 33, 67, 201, 737, 2211, 9349, 28047, 102839, 308517, 626383, 1879149, 6890213, 20670639]

約数ペア:

[(1, 20670639), (3, 6890213), (11, 1879149), (33, 626383), (67, 308517), (201, 102839), (737, 28047), (2211, 9349)]