1368961072

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{1989769}}^1$

素因数の和:1989820

約数の個数: 20

約数和(自身を含む): 2714046280

約数和(自身を除く): 1345085208

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 1989769, 3979538, 7959076, 15918152, 31836304, 85560067, 171120134, 342240268, 684480536, 1368961072]

約数ペア:

[(1, 1368961072), (2, 684480536), (4, 342240268), (8, 171120134), (16, 85560067), (43, 31836304), (86, 15918152), (172, 7959076), (344, 3979538), (688, 1989769)]