28466672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{136859}}^1$

素因数の和:136880

約数の個数: 20

約数和(自身を含む): 59397240

約数和(自身を除く): 30930568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 136859, 273718, 547436, 1094872, 1779167, 2189744, 3558334, 7116668, 14233336, 28466672]

約数ペア:

[(1, 28466672), (2, 14233336), (4, 7116668), (8, 3558334), (13, 2189744), (16, 1779167), (26, 1094872), (52, 547436), (104, 273718), (208, 136859)]