2561557922

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{875447}}^1$

素因数の和:875486

約数の個数: 32

約数和(自身を含む): 5042580480

約数和(自身を除く): 2481022558

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 1463, 2926, 875447, 1750894, 6128129, 9629917, 12256258, 16633493, 19259834, 33266986, 67409419, 116434451, 134818838, 182968423, 232868902, 365936846, 1280778961, 2561557922]

約数ペア:

[(1, 2561557922), (2, 1280778961), (7, 365936846), (11, 232868902), (14, 182968423), (19, 134818838), (22, 116434451), (38, 67409419), (77, 33266986), (133, 19259834), (154, 16633493), (209, 12256258), (266, 9629917), (418, 6128129), (1463, 1750894), (2926, 875447)]