19616004

素因数分解:

$2^2\times 3^2\times {\mathrm{544889}}^1$

素因数の和:544899

約数の個数: 18

約数和(自身を含む): 49584990

約数和(自身を除く): 29968986

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 544889, 1089778, 1634667, 2179556, 3269334, 4904001, 6538668, 9808002, 19616004]

約数ペア:

[(1, 19616004), (2, 9808002), (3, 6538668), (4, 4904001), (6, 3269334), (9, 2179556), (12, 1634667), (18, 1089778), (36, 544889)]