51987838

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{195443}}^1$

素因数の和:195471

約数の個数: 16

約数和(自身を含む): 93813120

約数和(自身を除く): 41825282

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 195443, 390886, 1368101, 2736202, 3713417, 7426834, 25993919, 51987838]

約数ペア:

[(1, 51987838), (2, 25993919), (7, 7426834), (14, 3713417), (19, 2736202), (38, 1368101), (133, 390886), (266, 195443)]