208023568

素因数分解:

$2^4\times {\mathrm{2003}}^1\times {\mathrm{6491}}^1$

素因数の和:8502

約数の個数: 20

約数和(自身を含む): 403309008

約数和(自身を除く): 195285440

約数列:

[1, 2, 4, 8, 16, 2003, 4006, 6491, 8012, 12982, 16024, 25964, 32048, 51928, 103856, 13001473, 26002946, 52005892, 104011784, 208023568]

約数ペア:

[(1, 208023568), (2, 104011784), (4, 52005892), (8, 26002946), (16, 13001473), (2003, 103856), (4006, 51928), (6491, 32048), (8012, 25964), (12982, 16024)]