1920419278

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{66853}}^1$

素因数の和:67179

約数の個数: 16

約数和(自身を含む): 2945854656

約数和(自身を除く): 1025435378

約数列:

[1, 2, 53, 106, 271, 542, 14363, 28726, 66853, 133706, 3543209, 7086418, 18117163, 36234326, 960209639, 1920419278]

約数ペア:

[(1, 1920419278), (2, 960209639), (53, 36234326), (106, 18117163), (271, 7086418), (542, 3543209), (14363, 133706), (28726, 66853)]