20943206

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{1439}}^1$

素因数の和:1843

約数の個数: 16

約数和(自身を含む): 33177600

約数和(自身を除く): 12234394

約数列:

[1, 2, 19, 38, 383, 766, 1439, 2878, 7277, 14554, 27341, 54682, 551137, 1102274, 10471603, 20943206]

約数ペア:

[(1, 20943206), (2, 10471603), (19, 1102274), (38, 551137), (383, 54682), (766, 27341), (1439, 14554), (2878, 7277)]