19764368

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{95021}}^1$

素因数の和:95042

約数の個数: 20

約数和(自身を含む): 41239548

約数和(自身を除く): 21475180

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 95021, 190042, 380084, 760168, 1235273, 1520336, 2470546, 4941092, 9882184, 19764368]

約数ペア:

[(1, 19764368), (2, 9882184), (4, 4941092), (8, 2470546), (13, 1520336), (16, 1235273), (26, 760168), (52, 380084), (104, 190042), (208, 95021)]