2167856

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{863}}^1$

素因数の和:1028

約数の個数: 20

約数和(自身を含む): 4231872

約数和(自身を除く): 2064016

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 863, 1256, 1726, 2512, 3452, 6904, 13808, 135491, 270982, 541964, 1083928, 2167856]

約数ペア:

[(1, 2167856), (2, 1083928), (4, 541964), (8, 270982), (16, 135491), (157, 13808), (314, 6904), (628, 3452), (863, 2512), (1256, 1726)]