18839146

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1\times {\mathrm{269}}^1$

素因数の和:406

約数の個数: 24

約数和(自身を含む): 30243780

約数和(自身を除く): 11404634

約数列:

[1, 2, 19, 38, 97, 194, 269, 361, 538, 722, 1843, 3686, 5111, 10222, 26093, 35017, 52186, 70034, 97109, 194218, 495767, 991534, 9419573, 18839146]

約数ペア:

[(1, 18839146), (2, 9419573), (19, 991534), (38, 495767), (97, 194218), (194, 97109), (269, 70034), (361, 52186), (538, 35017), (722, 26093), (1843, 10222), (3686, 5111)]