129886672

素因数分解:

$2^4\times {\mathrm{503}}^1\times {\mathrm{16139}}^1$

素因数の和:16650

約数の個数: 20

約数和(自身を含む): 252171360

約数和(自身を除く): 122284688

約数列:

[1, 2, 4, 8, 16, 503, 1006, 2012, 4024, 8048, 16139, 32278, 64556, 129112, 258224, 8117917, 16235834, 32471668, 64943336, 129886672]

約数ペア:

[(1, 129886672), (2, 64943336), (4, 32471668), (8, 16235834), (16, 8117917), (503, 258224), (1006, 129112), (2012, 64556), (4024, 32278), (8048, 16139)]