20161392974

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{353473}}^1$

素因数の和:353592

約数の個数: 24

約数和(自身を含む): 32321662560

約数和(自身を除く): 12160269586

約数列:

[1, 2, 19, 38, 79, 158, 361, 722, 1501, 3002, 28519, 57038, 353473, 706946, 6715987, 13431974, 27924367, 55848734, 127603753, 255207506, 530562973, 1061125946, 10080696487, 20161392974]

約数ペア:

[(1, 20161392974), (2, 10080696487), (19, 1061125946), (38, 530562973), (79, 255207506), (158, 127603753), (361, 55848734), (722, 27924367), (1501, 13431974), (3002, 6715987), (28519, 706946), (57038, 353473)]