18389283

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 28492800

約数和(自身を除く): 10103517

約数列:

[1, 3, 11, 19, 33, 57, 139, 209, 211, 417, 627, 633, 1529, 2321, 2641, 4009, 4587, 6963, 7923, 12027, 29051, 29329, 44099, 87153, 87987, 132297, 322619, 557251, 967857, 1671753, 6129761, 18389283]

約数ペア:

[(1, 18389283), (3, 6129761), (11, 1671753), (19, 967857), (33, 557251), (57, 322619), (139, 132297), (209, 87987), (211, 87153), (417, 44099), (627, 29329), (633, 29051), (1529, 12027), (2321, 7923), (2641, 6963), (4009, 4587)]