2009696816

素因数分解:

$2^4\times {\mathrm{977}}^1\times {\mathrm{128563}}^1$

素因数の和:129548

約数の個数: 20

約数和(自身を含む): 3897803352

約数和(自身を除く): 1888106536

約数列:

[1, 2, 4, 8, 16, 977, 1954, 3908, 7816, 15632, 128563, 257126, 514252, 1028504, 2057008, 125606051, 251212102, 502424204, 1004848408, 2009696816]

約数ペア:

[(1, 2009696816), (2, 1004848408), (4, 502424204), (8, 251212102), (16, 125606051), (977, 2057008), (1954, 1028504), (3908, 514252), (7816, 257126), (15632, 128563)]