19871442

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{29837}}^1$

素因数の和:29882

約数の個数: 24

約数和(自身を含む): 44219916

約数和(自身を除く): 24348474

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 29837, 59674, 89511, 179022, 268533, 537066, 1103969, 2207938, 3311907, 6623814, 9935721, 19871442]

約数ペア:

[(1, 19871442), (2, 9935721), (3, 6623814), (6, 3311907), (9, 2207938), (18, 1103969), (37, 537066), (74, 268533), (111, 179022), (222, 89511), (333, 59674), (666, 29837)]