42506672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{204359}}^1$

素因数の和:204380

約数の個数: 20

約数和(自身を含む): 88692240

約数和(自身を除く): 46185568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 204359, 408718, 817436, 1634872, 2656667, 3269744, 5313334, 10626668, 21253336, 42506672]

約数ペア:

[(1, 42506672), (2, 21253336), (4, 10626668), (8, 5313334), (13, 3269744), (16, 2656667), (26, 1634872), (52, 817436), (104, 408718), (208, 204359)]