18671458

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1493}}^1$

素因数の和:1558

約数の個数: 24

約数和(自身を含む): 31167828

約数和(自身を除く): 12496370

約数列:

[1, 2, 13, 26, 37, 74, 169, 338, 481, 962, 1493, 2986, 6253, 12506, 19409, 38818, 55241, 110482, 252317, 504634, 718133, 1436266, 9335729, 18671458]

約数ペア:

[(1, 18671458), (2, 9335729), (13, 1436266), (26, 718133), (37, 504634), (74, 252317), (169, 110482), (338, 55241), (481, 38818), (962, 19409), (1493, 12506), (2986, 6253)]