18873842

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{42701}}^1$

素因数の和:42733

約数の個数: 16

約数和(自身を含む): 32282712

約数和(自身を除く): 13408870

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 42701, 85402, 555113, 725917, 1110226, 1451834, 9436921, 18873842]

約数ペア:

[(1, 18873842), (2, 9436921), (13, 1451834), (17, 1110226), (26, 725917), (34, 555113), (221, 85402), (442, 42701)]