2989808

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{2789}}^1$

素因数の和:2864

約数の個数: 20

約数和(自身を含む): 5881320

約数和(自身を除く): 2891512

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 2789, 5578, 11156, 22312, 44624, 186863, 373726, 747452, 1494904, 2989808]

約数ペア:

[(1, 2989808), (2, 1494904), (4, 747452), (8, 373726), (16, 186863), (67, 44624), (134, 22312), (268, 11156), (536, 5578), (1072, 2789)]